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Index of terms

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(empty string)
4.8.10.10.1 AudioTrackList and VideoTrackList objects
1
1 Introduction
4.5.5 The ol element
_charset_
4.10.7.1.1 Hidden state (type=hidden)
4.10.19.1 Naming form controls (2)

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a
4.5.5 The ol element
A
4.5.5 The ol element
a
1.8 A quick introduction to HTML (2) (3)
2.6.2.1 HTMLAllCollection
3.1.4 DOM tree accessors
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.7 Interactive content
3.2.5.1.8 Palpable content
3.2.5.2 Transparent content models (2)
3.2.5.3 Paragraphs
3.2.7 WAI-ARIA
4.2.4 The link element
4.2.6 The style element
4.6 Text-level semantics
4.6.1 The a element (2) (3) (4) (5) (6)
4.6.8 The dfn element (2)
4.6.28 Usage summary
4.8.1 The img element (2) (3)
4.8.1.1.2 A link or button containing nothing but the image
4.12.1 Introduction (2) (3)
4.12.2 Links created by a and area elements (2) (3) (4) (5)
4.12.3 Link types
4.12.3.1 Link type "alternate"
4.12.3.2 Link type "author" (2)
4.12.3.3 Link type "bookmark"
4.12.3.4 Link type "help" (2) (3)
4.12.3.6 Link type "license"
4.12.3.7 Link type "nofollow"
4.12.3.8 Link type "noreferrer"
4.12.3.9 Link type "prefetch"
4.12.3.10 Link type "search"
4.12.3.12 Link type "tag"
4.12.3.13.1 Link type "next"
4.12.3.13.2 Link type "prev"
4.12.3.14 Other link types (2) (3) (4) (5) (6)
4.13.3 Tag clouds
4.13.5 Footnotes
8.1.2.4 Optional tags
10.1 Obsolete but conforming features (2)
10.2 Non-conforming features (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
Elements (2) (3) (4)
Element content categories (2) (3) (4)
Interfaces
A label
4.8.10.12.1 Text track model (2)
4.8.10.12.3 Text track API
A language
4.8.10.12.1 Text track model (2)
4.8.10.12.3 Text track API
A line position
4.8.10.12.1 Text track model (2) (3) (4) (5) (6)
4.8.10.12.3 Text track API
A list of zero or more cues
4.8.10.12.1 Text track model (2) (3)
4.8.10.12.3 Text track API (2) (3) (4)
A mode
4.8.10.12.1 Text track model (2) (3) (4)
4.8.10.12.3 Text track API
A pause-on-exit flag
4.8.10.12.1 Text track model
4.8.10.12.3 Text track API (2)
A readiness state
4.8.9 The track element
4.8.10.12.1 Text track model (2) (3)
A size
4.8.10.12.1 Text track model (2) (3)
4.8.10.12.3 Text track API
A snap-to-lines flag
4.8.10.12.1 Text track model (2) (3)
4.8.10.12.3 Text track API
A start time
4.8.10.12.1 Text track model (2) (3)
4.8.10.12.3 Text track API (2)
4.8.10.12.4 Text tracks describing chapters
A text position
4.8.10.12.1 Text track model (2) (3)
4.8.10.12.3 Text track API
A type that the user agent knows it cannot render
4.8.10.3 MIME types (2)
a UTF-16 encoding
2.1.6 Character encodings
2.5.1 Terminology
A writing direction
4.8.10.12.1 Text track model (2) (3) (4) (5) (6)
4.8.10.12.3 Text track API
abbr
3.2.3.2 The title attribute
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.8 Palpable content
4.6 Text-level semantics
4.6.8 The dfn element
4.6.9 The abbr element (2) (3) (4) (5) (6) (7) (8) (9)
4.6.28 Usage summary
10.2 Non-conforming features
Elements
Element content categories (2) (3)
Interfaces
abbr
... on td and th elements
10.2 Non-conforming features
abbr
..., align, axis, height, and width IDL attributes of the td and th elements must reflect the respective content attributes of the same name.
10.2 Non-conforming features
abort
4.8.10.16 Event summary
about:legacy-compat
2.5.1 Terminology
8.1.1 The DOCTYPE
about:srcdoc
2.5.1 Terminology
absolute URL
2.5.2 Resolving URLs (2) (3)
3.1 Documents (2)
4.10.7.1.4 URL state (type=url) (2)
4.11.5 Commands
4.12.3.14 Other link types
accept
..., alt, max, min, multiple, pattern, placeholder, required, size, src, and step IDL attributes must reflect the respective content attributes of the same name. The dirName IDL attribute must reflect the dirname content attribute. The readOnly IDL attribute must reflect the readonly content attribute. The defaultChecked IDL attribute must reflect the checked content attribute. The defaultValue IDL attribute must reflect the value content attribute.
4.10.7 The input element (2)
accept
4.10.7 The input element (2) (3)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file) (2)
4.10.7.1.19 Submit Button state (type=submit)
4.10.7.1.20 Image Button state (type=image)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
10.2 Non-conforming features
Elements
Attributes
accept
... on form elements
10.2 Non-conforming features
accept-charset
4.10.3 The form element (2) (3)
Elements
Attributes
acceptCharset
4.10.3 The form element (2)
Access Key
4.11.5 Commands (2) (3)
accesskey
3.2.3 Global attributes
7.4.1 Introduction (2) (3)
7.4.2 The accesskey attribute (2) (3) (4)
Attributes
accessKey
... IDL attribute must reflect the ... content attribute.
3.2.2 Elements in the DOM
7.4.2 The accesskey attribute
acronym
10.2 Non-conforming features
action
... and formaction content attributes, if specified, must have a value that is a valid non-empty URL potentially surrounded by spaces.
4.10.1.3 Configuring a form to communicate with a server
4.10.3 The form element (2)
4.10.19.5 Form submission (2) (3)
Elements
Attributes
action
... of an element is the value of the element's formaction attribute, if the element is a submit button and has such an attribute, or the value of its form owner's ... attribute, if it has one, or else the empty string.
4.10.19.5 Form submission
4.10.22 Form submission
action
... IDL attribute must reflect the content attribute of the same name, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The target IDL attribute must reflect the content attribute of the same name. The method and enctype IDL attributes must reflect the respective content attributes of the same name, limited to only known values. The encoding IDL attribute must reflect the enctype content attribute, limited to only known values. The noValidate IDL attribute must reflect the novalidate content attribute. The formAction IDL attribute must reflect the formaction content attribute, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The formEnctype IDL attribute must reflect the formenctype content attribute, limited to only known values. The formMethod IDL attribute must reflect the formmethod content attribute, limited to only known values. The formNoValidate IDL attribute must reflect the formnovalidate content attribute. The formTarget IDL attribute must reflect the formtarget content attribute.
4.10.3 The form element
4.10.19.5 Form submission
Action
4.11.5 Commands (2)
active document
3.1 Documents
4.8.1 The img element
4.8.2 The iframe element
4.8.4 The object element
5.1 Browsing contexts (2) (3)
5.1.1 Nested browsing contexts (2)
5.2 The Window object (2)
5.4.1 The session history of browsing contexts
5.6.3 Application cache API
active flag
4.8.10.12.1 Text track model (2)
active range
7.5.4 Editing APIs
address
3.2.5.1.2 Flow content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA
4.4 Sections
4.4.4 The article element
4.4.9 The footer element
4.4.10 The address element (2) (3) (4) (5) (6) (7)
8.1.2.4 Optional tags
Elements (2)
Element content categories (2)
Interfaces
align
... on caption elements
10.2 Non-conforming features
align
... on col elements
10.2 Non-conforming features
align
... on div elements
10.2 Non-conforming features
align
... on embed elements
4.8.3 The embed element
10.2 Non-conforming features
align
... on hr elements
10.2 Non-conforming features
align
... on h1h6 elements
10.2 Non-conforming features
align
... on iframe elements
10.2 Non-conforming features
align
... on input elements
10.2 Non-conforming features
align
... on img elements
10.2 Non-conforming features
align
... on legend elements
10.2 Non-conforming features
align
... on object elements
10.2 Non-conforming features
align
... on p elements
10.2 Non-conforming features
align
... on table elements
10.2 Non-conforming features
align
... on tbody, thead, and tfoot elements
10.2 Non-conforming features
align
... on td and th elements
10.2 Non-conforming features
align
... on tr elements
10.2 Non-conforming features
align
..., alt, archive, code, height, hspace, name, object, vspace, and width IDL attributes must reflect the respective content attributes of the same name. For the purposes of reflection, the applet element's object content attribute is defined as containing a URL.
10.2 Non-conforming features
align
... IDL attribute of the caption element must reflect the content attribute of the same name.
10.2 Non-conforming features
align
... and width IDL attributes of the col element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
align
... IDL attribute of the div element must reflect the content attribute of the same name.
10.2 Non-conforming features
align
*** name and ... IDL attributes of the embed element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
align
... IDL attribute of the h1h6 elements must reflect the content attribute of the same name.
10.2 Non-conforming features
align
..., color, size, and width IDL attributes of the hr element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
align
... and scrolling IDL attributes of the iframe element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
align
*** name, ..., border, hspace, and vspace IDL attributes of the img element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
align
... IDL attribute of the input element must reflect the content attribute of the same name.
10.2 Non-conforming features
align
... IDL attribute of the legend element must reflect the content attribute of the same name.
10.2 Non-conforming features
align
..., archive, border, code, declare, hspace, standby, and vspace IDL attributes of the object element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
align
... IDL attribute of the p element must reflect the content attribute of the same name.
10.2 Non-conforming features
align
..., frame, summary, rules, and width, IDL attributes of the table element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
align
... IDL attribute of the tbody, thead, and tfoot elements must reflect the content attribute of the same name.
10.2 Non-conforming features
align
*** abbr, ..., axis, height, and width IDL attributes of the td and th elements must reflect the respective content attributes of the same name.
10.2 Non-conforming features
align
... IDL attribute of the tr element must reflect the content attribute of the same name.
10.2 Non-conforming features
allowtransparency
10.2 Non-conforming features
alt
*** src attribute is the embedded content; the value of the ... attribute provides equivalent content for those who cannot process images or who have image loading disabled.
3.2.7 WAI-ARIA (2) (3)
4.8.1 The img element (2) (3) (4)
4.8.1.1.1 General guidelines (2) (3) (4) (5)
4.8.1.1.2 A link or button containing nothing but the image
4.8.1.1.3 A phrase or paragraph with an alternative graphical representation: charts, diagrams, graphs, maps, illustrations (2)
4.8.1.1.4 A short phrase or label with an alternative graphical representation: icons, logos (2) (3) (4) (5) (6)
4.8.1.1.5 Text that has been rendered to a graphic for typographical effect
4.8.1.1.6 A graphical representation of some of the surrounding text
4.8.1.1.8 A group of images that form a single larger picture with no links (2)
4.8.1.1.9 A group of images that form a single larger picture with links
4.8.1.1.10 A key part of the content (2) (3) (4) (5) (6)
4.8.1.1.11 An image not intended for the user
Elements
Attributes
alt
... and src IDL attributes must reflect the respective content attributes of the same name.
4.8.1 The img element (2)
alt
*** area element has an href attribute, then the area element represents a hyperlink. In this case, the ... attribute must be present. It specifies the text of the hyperlink. Its value must be text that, when presented with the texts specified for the other hyperlinks of the image map, and with the alternative text of the image, but without the image itself, provides the user with the same kind of choice as the hyperlink would when used without its text but with its shape applied to the image. The alt attribute may be left blank if there is another area element in the same image map that points to the same resource and has a non-blank alt attribute.
4.8.13 The area element (2) (3) (4) (5)
Elements
Attributes
alt
..., coords, href, target, rel, media, hreflang, and type, each must reflect the respective content attributes of the same name.
4.8.13 The area element (2)
alt
*** accept, ..., max, min, multiple, pattern, placeholder, required, size, src, and step IDL attributes must reflect the respective content attributes of the same name. The dirName IDL attribute must reflect the dirname content attribute. The readOnly IDL attribute must reflect the readonly content attribute. The defaultChecked IDL attribute must reflect the checked content attribute. The defaultValue IDL attribute must reflect the value content attribute.
4.10.7 The input element (2)
alt
... attribute provides the textual label for the button for users and user agents who cannot use the image. The alt attribute must be present, and must contain a non-empty string.
4.10.7 The input element (2) (3)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file)
4.10.7.1.19 Submit Button state (type=submit)
4.10.7.1.20 Image Button state (type=image) (2) (3)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
Elements
Attributes
alt
*** align, ..., archive, code, height, hspace, name, object, vspace, and width IDL attributes must reflect the respective content attributes of the same name. For the purposes of reflection, the applet element's object content attribute is defined as containing a URL.
10.2 Non-conforming features
alternate
4.12.3 Link types
4.12.3.1 Link type "alternate" (2) (3) (4) (5) (6) (7) (8) (9) (10)
4.12.3.11 Link type "stylesheet"
alternative
4.8.10.10.1 AudioTrackList and VideoTrackList objects
ambiguous ampersand
8.1.2 Elements (2) (3)
8.1.2.3 Attributes
8.1.4 Character references
An alignment
4.8.10.12.1 Text track model
4.8.10.12.3 Text track API
An end time
4.8.10.12.1 Text track model (2) (3)
4.8.10.12.3 Text track API (2)
4.8.10.12.4 Text tracks describing chapters
An entry with persisted user state
5.4.1 The session history of browsing contexts
An identifier
4.8.10.12.1 Text track model
4.8.10.12.3 Text track API (2) (3)
an iframe srcdoc document
2.5.1 Terminology
4.2.1 The head element
4.2.5.5 Specifying the document's character encoding (2)
4.8.2 The iframe element
Attributes
an overridden reload
3.1 Documents
ancestor
5.1.1 Nested browsing contexts (2) (3) (4)
5.1.4 Browsing context names
anonymous
2.5.4 CORS settings attributes
Attributes
Anonymous
2.5.4 CORS settings attributes (2) (3)
anonymous command
4.11.5 Commands
application-name
4.2.5.1 Standard metadata names (2) (3)
application/x-www-form-urlencoded
4.10.1.2 Implementing the server-side processing for a form
4.10.19.1 Naming form controls
4.10.19.5 Form submission (2)
Attributes (2)
application/x-www-form-urlencoded
4.10.22.1 URL-encoded form data
11.4 application/x-www-form-urlencoded (2) (3) (4) (5)
application/xhtml+xml
1.6 HTML vs XHTML
11.3 application/xhtml+xml (2) (3)
ApplicationCache
5.2 The Window object
5.6.1.1 Event summary
5.6.3 Application cache API (2) (3) (4) (5) (6) (7) (8) (9)
archive
... on object elements
10.2 Non-conforming features
archive
*** align, alt, ..., code, height, hspace, name, object, vspace, and width IDL attributes must reflect the respective content attributes of the same name. For the purposes of reflection, the applet element's object content attribute is defined as containing a URL.
10.2 Non-conforming features
archive
*** align, ..., border, code, declare, hspace, standby, and vspace IDL attributes of the object element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
area
1.9.3 Restrictions on content models and on attribute values
2.6.2.1 HTMLAllCollection
3.1.4 DOM tree accessors
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.7 WAI-ARIA
4.2.4 The link element
4.8 Embedded content
4.8.12 The map element (2)
4.8.13 The area element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
4.12.1 Introduction (2) (3)
4.12.2 Links created by a and area elements (2) (3) (4) (5)
4.12.3 Link types
4.12.3.1 Link type "alternate"
4.12.3.2 Link type "author" (2)
4.12.3.3 Link type "bookmark"
4.12.3.4 Link type "help" (2) (3)
4.12.3.6 Link type "license"
4.12.3.7 Link type "nofollow"
4.12.3.8 Link type "noreferrer"
4.12.3.9 Link type "prefetch"
4.12.3.10 Link type "search"
4.12.3.12 Link type "tag"
4.12.3.13.1 Link type "next"
4.12.3.13.2 Link type "prev"
4.12.3.14 Other link types (2) (3) (4) (5) (6)
8.1.2 Elements
10.2 Non-conforming features (2) (3)
Elements (2)
Element content categories (2)
Interfaces
article
3.2.5.1.2 Flow content
3.2.5.1.3 Sectioning content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA
4.4 Sections
4.4.2 The section element (2)
4.4.4 The article element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
4.4.10 The address element
4.5.4 The blockquote element
4.5.13 The div element
4.12.3.2 Link type "author"
4.12.3.3 Link type "bookmark" (2)
4.13.1 The main part of the content (2)
8.1.2.4 Optional tags
Elements (2)
Element content categories (2) (3)
Interfaces
ASCII case-insensitive
2.1.2 XML
2.3 Case-sensitivity and string comparison
2.4.2 Boolean attributes
2.4.3 Keywords and enumerated attributes (2)
3.2.3.3 The lang and xml:lang attributes (2)
4.2.5 The meta element
4.2.5.3 Pragma directives (2)
4.2.5.5 Specifying the document's character encoding
4.3.1 The script element
4.8.2 The iframe element
4.10.3 The form element (2)
4.10.7.1.18 File Upload state (type=file) (2)
4.10.7.2.11 The step attribute
4.12.3 Link types
4.12.3.5 Link type "icon" (2)
5.1.4 Browsing context names
7.6.7 The dropzone attribute (2) (3)
8.1.1 The DOCTYPE (2) (3) (4)
8.1.2.3 Attributes (2)
10.1 Obsolete but conforming features (2)
11.1 text/html
Attributes (2) (3) (4)
ASCII-compatible character encoding
2.1.6 Character encodings
4.2.5.5 Specifying the document's character encoding (2)
4.10.3 The form element
11.4 application/x-www-form-urlencoded
Attributes
aside
3.2.5.1.2 Flow content
3.2.5.1.3 Sectioning content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA
4.4 Sections
4.4.5 The aside element (2) (3) (4) (5)
4.7.1 The ins element
4.13.1 The main part of the content
4.13.5 Footnotes
8.1.2.4 Optional tags
Elements
Element content categories (2) (3)
Interfaces
async
... and defer attributes are boolean attributes that indicate how the script should be executed. The defer and async attributes must not be specified if the src attribute is not present.
4.3.1 The script element (2) (3) (4) (5) (6) (7) (8) (9)
Elements
Attributes
async
... IDL attribute controls whether the element will execute asynchronously or not. If the element's "force-async" flag is set, then, on getting, the async IDL attribute must return true, and on setting, the "force-async" flag must first be unset, and then the content attribute must be removed if the IDL attribute's new value is false, and must be set to the empty string if the IDL attribute's new value is true. If the element's "force-async" flag is not set, the IDL attribute must reflect the ... content attribute.
4.3.1 The script element (2) (3)
Attribute names
1.8 A quick introduction to HTML
8.1.2.3 Attributes (2) (3) (4) (5)
Attribute values
1.8 A quick introduction to HTML
8.1.2.3 Attributes (2) (3) (4)
Attributes
1.8 A quick introduction to HTML
8.1.2.1 Start tags (2)
8.1.2.3 Attributes
Attributes common to form controls
4.10.19 Attributes common to form controls
Attributes for form submission
4.10.3 The form element
4.10.7.1.19 Submit Button state (type=submit)
4.10.7.1.20 Image Button state (type=image)
4.10.8 The button element
4.10.19.5 Form submission (2) (3)
audio
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.6 Embedded content
3.2.5.1.7 Interactive content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA
4.8 Embedded content
4.8.6 The video element
4.8.7 The audio element (2) (3) (4) (5) (6) (7) (8)
4.8.8 The source element
4.8.10 Media elements (2) (3)
4.8.10.12.3 Text track API
10.2 Non-conforming features
Elements (2) (3) (4)
Element content categories (2) (3) (4) (5)
Interfaces
AudioTrack
4.8.10.10.1 AudioTrackList and VideoTrackList objects (2) (3) (4) (5)
4.8.10.15 Event definitions
AudioTrackList
4.8.10 Media elements
4.8.10.10 Media resources with multiple media tracks
4.8.10.10.1 AudioTrackList and VideoTrackList objects (2) (3)
author
4.2.5.1 Standard metadata names
authority-based URL
2.5.2 Resolving URLs
auto
... keyword, which maps to the ... state
3.2.3.6 The dir attribute (2)
4.6.23 The bdi element
Attributes
auto
... keyword, which maps to the ... state
3.2.3.6 The dir attribute (2) (3) (4)
auto
4.8.10.5 Loading the media resource (2)
Attributes
auto
*** writing direction and snap-to-lines flag of the cue, or the special value ..., which means the position is to depend on the other active tracks.
4.8.10.12.1 Text track model (2)
4.8.10.12.3 Text track API
auto
4.9.10 The th element (2) (3)
7.6.6 The draggable attribute (2)
autocomplete
... attribute is an enumerated attribute. The attribute has two states. The on keyword maps to the on state, and the off keyword maps to the off state. The attribute may also be omitted. The missing value default is the on state. The off state indicates that by default, input elements in the form will have their resulting autocompletion state set to off; the on state indicates that by default, input elements in the form will have their resulting autocompletion state set to on.
4.10.3 The form element (2)
4.10.7.2.1 The autocomplete attribute (2)
Elements
Attributes
autocomplete
... IDL attribute must reflect the content attribute of the same name, limited to only known values.
4.10.3 The form element (2)
autocomplete
... and type IDL attributes must reflect the respective content attributes of the same name, limited to only known values. The maxLength IDL attribute must reflect the maxlength content attribute, limited to only non-negative numbers.
4.10.7 The input element (2)
autocomplete
... attribute is an enumerated attribute. The attribute has three states. The on keyword maps to the on state, and the off keyword maps to the off state. The attribute may also be omitted. The missing value default is the default state.
4.10.7 The input element (2) (3)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file)
4.10.7.1.19 Submit Button state (type=submit)
4.10.7.1.20 Image Button state (type=image)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
4.10.7.2.1 The autocomplete attribute (2)
Elements
Attributes
autofocus
4.10.7 The input element (2)
4.10.8 The button element (2)
4.10.9 The select element (2)
4.10.13 The textarea element (2)
4.10.14 The keygen element (2)
4.10.19.3 Autofocusing a form control (2) (3)
Elements (2) (3) (4) (5)
Attributes (2) (3) (4) (5)
autofocus
... IDL attribute must reflect the content attribute of the same name.
4.10.7 The input element
4.10.8 The button element
4.10.9 The select element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.19.3 Autofocusing a form control
Automatic
4.8.10.5 Loading the media resource (2)
autoplay
... attribute is a boolean attribute. When present, the user agent will automatically begin playback of the media resource as soon as it can do so without stopping.
4.8.6 The video element (2)
4.8.7 The audio element (2)
4.8.10 Media elements
4.8.10.5 Loading the media resource
4.8.10.7 Ready states (2)
4.8.10.16 Event summary
Elements (2)
Attributes (2)
autoplay
... IDL attribute must reflect the content attribute of the same name.
4.8.10 Media elements
4.8.10.7 Ready states
auxiliary browsing contexts
5.1.2 Auxiliary browsing contexts (2) (3)
5.1.4 Browsing context names
axis
... on td and th elements
10.2 Non-conforming features
axis
*** abbr, align, ..., height, and width IDL attributes of the td and th elements must reflect the respective content attributes of the same name.
10.2 Non-conforming features

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b
1.9.1 Presentational markup
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.8 Palpable content
4.6 Text-level semantics
4.6.6 The cite element (2)
4.6.17 The b element (2) (3) (4) (5) (6) (7) (8) (9) (10)
4.6.18 The u element
4.6.28 Usage summary
4.13.4 Conversations
Elements
Element content categories (2) (3)
Interfaces
background
... on body, table, thead, tbody, tfoot, tr, td, and th elements
10.2 Non-conforming features (2) (3)
background
... IDL attribute of the body element must reflect the element's ... content attribute. (The ... content is not defined to contain a URL, despite rules regarding its handling in the rendering section above.)
10.2 Non-conforming features
BarProp
5.2 The Window object (2) (3) (4) (5) (6)
5.2.4 Browser interface elements (2)
base
1.8.1 Writing secure applications with HTML
3.2.5.1.1 Metadata content
3.2.7 WAI-ARIA
4.1.1 The html element
4.2.3 The base element (2) (3) (4) (5) (6) (7) (8) (9)
4.2.5 The meta element
4.8.2 The iframe element
4.10.19.5 Form submission (2)
8.1.2 Elements
Elements
Element content categories
Interfaces
basefont
10.2 Non-conforming features (2)
bdi
3.2.3.6 The dir attribute (2)
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.8 Palpable content
3.2.6 Requirements relating to bidirectional-algorithm formatting characters
4.6 Text-level semantics
4.6.23 The bdi element (2) (3)
4.6.28 Usage summary
Elements
Element content categories (2) (3)
Interfaces
bdo
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.8 Palpable content
3.2.6 Requirements relating to bidirectional-algorithm formatting characters
4.6 Text-level semantics
4.6.24 The bdo element (2)
4.6.28 Usage summary
Elements
Element content categories (2) (3)
Interfaces
BeforeUnloadEvent
5.5.2 Unloading documents (2)
Events
behavior
10.2 Non-conforming features
bgcolor
... on body elements
10.2 Non-conforming features (2)
bgcolor
... on table elements
10.2 Non-conforming features (2)
bgcolor
... on td and th elements
10.2 Non-conforming features (2)
bgcolor
... on tr elements
10.2 Non-conforming features (2)
bgColor
... IDL attribute must reflect the bgcolor content attribute.
10.2 Non-conforming features
bgColor
... IDL attribute of the body element must reflect the element's ... content attribute.
10.2 Non-conforming features
bgColor
... IDL attribute of the table element must reflect the element's ... content attribute.
10.2 Non-conforming features
bgColor
... IDL attribute of the td and th elements must reflect the elements' ... content attributes.
10.2 Non-conforming features
bgColor
... IDL attribute of the tr element must reflect the element's ... content attribute.
10.2 Non-conforming features
bgsound
10.2 Non-conforming features
bidirectional-algorithm formatting character ranges
3.2.6 Requirements relating to bidirectional-algorithm formatting characters (2) (3) (4) (5)
big
10.2 Non-conforming features (2)
blockquote
3.2.5.1.2 Flow content
3.2.5.1.8 Palpable content
4.4.11 Headings and sections (2)
4.5 Grouping content
4.5.4 The blockquote element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
8.1.2.4 Optional tags
Elements
Element content categories (2) (3)
Interfaces
body
1.8 A quick introduction to HTML (2) (3) (4) (5)
3.1.4 DOM tree accessors (2)
3.2.3 Global attributes
4.1.1 The html element
4.4 Sections
4.4.1 The body element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
4.4.10 The address element
4.4.11 Headings and sections (2)
4.4.11.1 Creating an outline (2)
4.13.1 The main part of the content (2)
6.1.2.1 Event handlers on elements, Document objects, and Window objects (2)
8.1 Writing HTML documents
8.1.2.4 Optional tags (2) (3) (4) (5)
10.2 Non-conforming features (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19)
Elements (2)
Element content categories
Attributes (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18)
Interfaces
boolean attributes
2.4.2 Boolean attributes
4.2.6 The style element
4.3.1 The script element
4.5.5 The ol element
4.8.1 The img element
4.8.2 The iframe element
4.8.4 The object element
4.8.10.6 Offsets into the media resource
4.8.10.7 Ready states
4.8.10.13 User interface (2)
4.10.7 The input element
4.10.7.2.4 The readonly attribute
4.10.7.2.6 The required attribute
4.10.7.2.7 The multiple attribute
4.10.9 The select element (2)
4.10.11 The optgroup element
4.10.12 The option element (2)
4.10.13 The textarea element (2)
4.10.19.2 Enabling and disabling form controls
4.10.19.3 Autofocusing a form control
4.10.19.5 Form submission
4.11.1 The details element
4.11.3 The command element (2)
7.1 The hidden attribute
Attributes (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23)
border
... attribute may be specified on a table element to explicitly indicate that the table element is not being used for layout purposes. If specified, the attribute's value must either be the empty string or the value "1". The attribute is used by certain user agents as an indication that borders should be drawn around cells of the table.
4.9.1 The table element (2)
10.2 Non-conforming features (2)
Elements
Attributes
border
... IDL attribute must reflect the content attribute of the same name.
4.9.1 The table element (2)
border
... on img elements (except as noted in the previous section)
10.1 Obsolete but conforming features
10.2 Non-conforming features
border
... on object elements
10.2 Non-conforming features
border
*** name, align, ..., hspace, and vspace IDL attributes of the img element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
border
*** align, archive, ..., code, declare, hspace, standby, and vspace IDL attributes of the object element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
br
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.6 Requirements relating to bidirectional-algorithm formatting characters
4.6 Text-level semantics
4.6.26 The br element (2) (3) (4) (5) (6) (7)
4.6.28 Usage summary
8.1.2 Elements
10.2 Non-conforming features (2)
Elements
Element content categories (2)
Interfaces
browsing context
1.5.1 Serializability of script execution
2.1.5 Plugins
3.1 Documents (2)
4.2.3 The base element (2)
4.8.1 The img element
4.8.2 The iframe element (2) (3)
4.12.2 Links created by a and area elements
5.1 Browsing contexts (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20)
5.1.1 Nested browsing contexts (2) (3)
5.1.2 Auxiliary browsing contexts
5.1.2.1 Navigating auxiliary browsing contexts in the DOM (2) (3) (4)
5.1.3 Secondary browsing contexts
5.1.4 Browsing context names
5.4.1 The session history of browsing contexts (2) (3) (4) (5) (6) (7)
5.4.2 The History interface (2)
5.4.3 The Location interface (2)
6.1.2 Events
Elements
Attributes (2) (3) (4)
browsing context container
5.1.1 Nested browsing contexts (2) (3) (4)
5.1.1.1 Navigating nested browsing contexts in the DOM
browsing context name
5.1.4 Browsing context names
button
4.10.7 The input element
Button
3.2.7 WAI-ARIA
4.10.7 The input element (2)
4.10.7.1.22 Button state (type=button)
button
1.9.3 Restrictions on content models and on attribute values
2.1.2 XML (2)
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.7 Interactive content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA
4.8.1.1.2 A link or button containing nothing but the image
4.10.1.1 Writing a form's user interface
4.10.2 Categories (2) (3) (4)
4.10.8 The button element (2) (3)
10.2 Non-conforming features (2) (3)
Elements
Element content categories (2) (3) (4) (5) (6) (7) (8)
Interfaces
button
4.10.8 The button element
Attributes
buttons
4.10.2 Categories
4.10.7.1.19 Submit Button state (type=submit)
4.10.7.1.20 Image Button state (type=image)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
4.10.8 The button element

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cached
5.6.1.1 Event summary (2) (3)
call(...)
6.1.2 Events (2)
canplay
4.8.10.16 Event summary
6.1.2.1 Event handlers on elements, Document objects, and Window objects
Attributes
canplay
4.8.10.16 Event summary
canplaythrough
4.8.10.16 Event summary
6.1.2.1 Event handlers on elements, Document objects, and Window objects
Attributes
canplaythrough
4.8.10.16 Event summary
canvas
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.6 Embedded content
3.2.5.1.8 Palpable content
4.8 Embedded content
4.8.1 The img element
4.8.10.7 Ready states
4.8.11 The canvas element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19)
Elements
Element content categories (2) (3) (4)
Interfaces
Acknowledgements
caption
4.9.1 The table element (2) (3) (4) (5) (6)
4.9.1.1 Techniques for describing tables (2)
4.9.2 The caption element (2) (3)
4.9.3 The colgroup element
4.9.5 The tbody element
4.9.6 The thead element
4.9.7 The tfoot element (2)
4.9.8 The tr element
4.13.5 Footnotes
10.2 Non-conforming features (2)
Elements (2)
Interfaces
captions
4.8.9 The track element
Captions
4.8.9 The track element (2)
Attributes
captions
4.8.10.10.1 AudioTrackList and VideoTrackList objects
captions
4.8.10.12.1 Text track model
case-sensitive
2.3 Case-sensitivity and string comparison (2)
4.5.5 The ol element
4.9.11 Attributes common to td and th elements
4.10.7.1.1 Hidden state (type=hidden)
4.10.15 The output element
7.4.2 The accesskey attribute
Attributes (2) (3)
Categories
3.2.4 Element definitions
4.1.1 The html element
4.2.1 The head element
4.2.2 The title element
4.2.3 The base element
4.2.4 The link element
4.2.5 The meta element
4.2.6 The style element
4.3.1 The script element
4.3.2 The noscript element
4.4.1 The body element
4.4.2 The section element
4.4.3 The nav element
4.4.4 The article element
4.4.5 The aside element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
4.4.7 The hgroup element
4.4.8 The header element
4.4.9 The footer element
4.4.10 The address element
4.5.1 The p element
4.5.2 The hr element
4.5.3 The pre element
4.5.4 The blockquote element
4.5.5 The ol element
4.5.6 The ul element
4.5.7 The li element
4.5.8 The dl element
4.5.9 The dt element
4.5.10 The dd element
4.5.11 The figure element
4.5.12 The figcaption element
4.5.13 The div element
4.6.1 The a element
4.6.2 The em element
4.6.3 The strong element
4.6.4 The small element
4.6.5 The s element
4.6.6 The cite element
4.6.7 The q element
4.6.8 The dfn element
4.6.9 The abbr element
4.6.10 The time element
4.6.11 The code element
4.6.12 The var element
4.6.13 The samp element
4.6.14 The kbd element
4.6.15 The sub and sup elements
4.6.16 The i element
4.6.17 The b element
4.6.18 The u element
4.6.19 The mark element
4.6.20 The ruby element
4.6.21 The rt element
4.6.22 The rp element
4.6.23 The bdi element
4.6.24 The bdo element
4.6.25 The span element
4.6.26 The br element
4.6.27 The wbr element
4.7.1 The ins element
4.7.2 The del element
4.8.1 The img element
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.5 The param element
4.8.6 The video element
4.8.7 The audio element
4.8.8 The source element
4.8.9 The track element
4.8.11 The canvas element
4.8.12 The map element
4.8.13 The area element
4.9.1 The table element
4.9.2 The caption element
4.9.3 The colgroup element
4.9.4 The col element
4.9.5 The tbody element
4.9.6 The thead element
4.9.7 The tfoot element
4.9.8 The tr element
4.9.9 The td element
4.9.10 The th element
4.10.3 The form element
4.10.4 The fieldset element
4.10.5 The legend element
4.10.6 The label element
4.10.7 The input element
4.10.8 The button element
4.10.9 The select element
4.10.10 The datalist element
4.10.11 The optgroup element
4.10.12 The option element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
4.10.16 The progress element
4.10.17 The meter element
4.11.1 The details element
4.11.2 The summary element
4.11.3 The command element
4.11.4 The menu element
categories
3.2.4 Element definitions
3.2.5.1 Kinds of content
CDATA sections
8.1.2 Elements
8.1.5 CDATA sections
cellpadding
... on table elements
10.2 Non-conforming features (2)
cellPadding
... IDL attribute of the table element must reflect the element's ... content attribute.
10.2 Non-conforming features
cellspacing
... on table elements
10.2 Non-conforming features (2)
cellSpacing
... IDL attribute of the table element must reflect the element's ... content attribute.
10.2 Non-conforming features
center
10.2 Non-conforming features
ch
... IDL attribute of the col element must reflect the element's char content attribute.
10.2 Non-conforming features
ch
... IDL attribute of the tbody, thead, and tfoot elements must reflect the elements' char content attributes.
10.2 Non-conforming features
ch
... IDL attribute of the td and th elements must reflect the elements' char content attributes.
10.2 Non-conforming features
ch
... IDL attribute of the tr element must reflect the element's char content attribute.
10.2 Non-conforming features
challenge
4.10.14 The keygen element (2)
Elements
Attributes
challenge
... IDL attribute must reflect the content attribute of the same name.
4.10.14 The keygen element (2)
change
2.1.3 DOM trees
chapters
4.8.9 The track element
Chapters
4.8.9 The track element (2)
Attributes
chapters
4.8.10.12.1 Text track model
char
... on col elements
10.2 Non-conforming features (2)
char
... on tbody, thead, and tfoot elements
10.2 Non-conforming features (2)
char
... on td and th elements
10.2 Non-conforming features (2)
char
... on tr elements
10.2 Non-conforming features (2)
character
2.1.6 Character encodings
character encoding declaration
4.2.5 The meta element (2)
4.2.5.3 Pragma directives (2)
4.2.5.5 Specifying the document's character encoding (2)
8.1 Writing HTML documents
11.1 text/html (2)
Attributes
character references
4.2.5.5 Specifying the document's character encoding
8.1.2 Elements (2) (3)
8.1.2.3 Attributes
8.1.3.1 Newlines
8.1.4 Character references
charoff
... on col elements
10.2 Non-conforming features (2)
charoff
... on tbody, thead, and tfoot elements
10.2 Non-conforming features (2)
charoff
... on td and th elements
10.2 Non-conforming features (2)
charoff
... on tr elements
10.2 Non-conforming features (2)
charset
... attribute specifies the character encoding used by the document. This is a character encoding declaration. If the attribute is present in an XML document, its value must be an ASCII case-insensitive match for the string "UTF-8" (and the document is therefore forced to use UTF-8 as its encoding).
4.2.5 The meta element (2) (3) (4) (5) (6) (7)
4.2.5.3 Pragma directives
4.2.5.5 Specifying the document's character encoding (2)
Elements
Attributes
charset
... attribute gives the character encoding of the external script resource. The attribute must not be specified if the src attribute is not present. If the attribute is set, its value must be a valid character encoding name, must be an ASCII case-insensitive match for the preferred MIME name for that encoding, and must match the encoding given in the charset parameter of the Content-Type metadata of the external file, if any. [IANACHARSET]
4.3.1 The script element (2) (3)
Elements
Attributes
charset
*** src, type, ..., and defer, each must reflect the respective content attributes of the same name.
4.3.1 The script element (2)
charset
... on a elements
10.2 Non-conforming features
charset
*** coords, ..., name, rev, and shape IDL attributes of the a element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
checkbox
4.10.7 The input element
Checkbox
3.2.7 WAI-ARIA (2)
4.10.1.1 Writing a form's user interface
4.10.7 The input element (2) (3)
4.10.7.1.16 Checkbox state (type=checkbox) (2)
checkbox
*** enumerated attribute with three keywords and states. The "command" keyword maps to the Command state, the "..." keyword maps to the Checkbox state, and the "radio" keyword maps to the Radio state. The missing value default is the Command state.
4.11.3 The command element
Attributes
Checkbox
4.11.3 The command element (2) (3)
checked
... content attribute is a boolean attribute that gives the default checkedness of the input element.
2.4.2 Boolean attributes
4.10.7 The input element (2) (3) (4) (5)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file)
4.10.7.1.19 Submit Button state (type=submit)
4.10.7.1.20 Image Button state (type=image)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
Elements
Attributes
checked
... attribute is a boolean attribute that, if present, indicates that the command is selected. The attribute must be omitted unless the type attribute is in either the Checkbox state or the Radio state.
4.11.3 The command element (2) (3) (4)
Elements
Attributes
checked
*** label, icon, disabled, ..., and radiogroup IDL attributes must reflect the respective content attributes of the same name.
4.11.3 The command element (2)
Checked State
3.2.7 WAI-ARIA (2)
4.11.5 Commands (2) (3) (4)
checking
5.6.1.1 Event summary
CHECKING
5.6.3 Application cache API (2) (3)
child browsing context
2.1.5 Plugins
5.1.1 Nested browsing contexts (2) (3) (4) (5) (6) (7) (8)
5.2.2 Accessing other browsing contexts (2)
chOff
... IDL attribute of the col element must reflect the element's charoff content attribute.
10.2 Non-conforming features
chOff
... IDL attribute of the tbody, thead, and tfoot elements must reflect the elements' charoff content attributes.
10.2 Non-conforming features
chOff
... IDL attribute of the td and th elements must reflect the elements' charoff content attributes.
10.2 Non-conforming features
chOff
... IDL attribute of the tr element must reflect the element's charoff content attribute.
10.2 Non-conforming features
circle
1.9.3 Restrictions on content models and on attribute values
4.8.13 The area element
Attributes
circle state
4.8.13 The area element (2)
cite
*** blockquote must be quoted from another source, whose address, if it has one, may be cited in the ... attribute.
4.5.4 The blockquote element (2) (3)
Elements
Attributes
cite
... IDL attribute must reflect the element's cite content attribute.
4.5.4 The blockquote element (2)
cite
3.2.1 Semantics
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.8 Palpable content
4.5.4 The blockquote element (2)
4.6 Text-level semantics
4.6.6 The cite element (2) (3) (4) (5) (6) (7)
4.6.18 The u element
4.6.28 Usage summary
Elements
Element content categories (2) (3)
Interfaces
cite
*** q element must be quoted from another source, whose address, if it has one, may be cited in the ... attribute. The source may be fictional, as when quoting characters in a novel or screenplay.
4.6.7 The q element (2) (3)
Elements
Attributes
cite
4.7.1 The ins element
4.7.2 The del element
4.7.3 Attributes common to ins and del elements (2) (3)
Elements (2)
Attributes (2)
cite
... IDL attribute must reflect the element's ... content attribute. The dateTime IDL attribute must reflect the element's datetime content attribute.
4.7.3 Attributes common to ins and del elements (2)
class
2.2.1 Extensibility
3.2.3 Global attributes
3.2.3.7 The class attribute (2) (3) (4)
3.2.3.9 Embedding custom non-visible data with the data-* attributes
4.5.13 The div element
4.6.16 The i element
4.6.17 The b element
4.6.25 The span element (2)
Attributes
classid
10.2 Non-conforming features
classList
3.2.2 Elements in the DOM
3.2.3.7 The class attribute
className
3.2.2 Elements in the DOM
3.2.3.7 The class attribute
clear
... on br elements
10.2 Non-conforming features
clear
... IDL attribute of the br element must reflect the content attribute of the same name.
10.2 Non-conforming features
code
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.8 Palpable content
4.5.3 The pre element
4.6 Text-level semantics
4.6.11 The code element (2) (3) (4)
4.6.28 Usage summary
10.2 Non-conforming features (2) (3)
Elements
Element content categories (2) (3)
Interfaces
code
... on object elements
10.2 Non-conforming features
code
*** align, alt, archive, ..., height, hspace, name, object, vspace, and width IDL attributes must reflect the respective content attributes of the same name. For the purposes of reflection, the applet element's object content attribute is defined as containing a URL.
10.2 Non-conforming features
code
*** align, archive, border, ..., declare, hspace, standby, and vspace IDL attributes of the object element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
code unit
2.1.6 Character encodings (2) (3) (4)
code-point length
2.1.6 Character encodings
4.10.7.2.8 The maxlength attribute
4.10.13 The textarea element
codebase
... on object elements
10.2 Non-conforming features (2)
codeBase
... IDL attribute must reflect the codebase content attribute, which for the purposes of reflection is defined as containing a URL.
10.2 Non-conforming features
codeBase
... IDL attribute of the object element must reflect the element's ... content attribute, which for the purposes of reflection is defined as containing a URL.
10.2 Non-conforming features
codetype
... on object elements
10.2 Non-conforming features (2)
codeType
... IDL attribute of the object element must reflect the element's ... content attribute.
10.2 Non-conforming features
col
4.9.3 The colgroup element (2)
4.9.4 The col element (2) (3)
8.1.2 Elements
8.1.2.4 Optional tags
10.2 Non-conforming features (2) (3) (4) (5) (6) (7) (8) (9)
Elements (2)
Interfaces
col
... keyword, which maps to the column state
4.9.10 The th element
Attributes
colgroup
4.9.1 The table element
4.9.3 The colgroup element (2) (3)
4.9.4 The col element (2) (3) (4)
4.9.5 The tbody element
4.9.6 The thead element
4.9.7 The tfoot element (2)
4.9.8 The tr element
8.1.2.4 Optional tags (2) (3) (4) (5)
Elements (2) (3)
Interfaces
colgroup
... keyword, which maps to the column group state
4.9.10 The th element (2)
Attributes
color
4.10.7 The input element
Color
3.2.7 WAI-ARIA
4.10.7 The input element (2)
4.10.7.1.15 Color state (type=color)
color
... on hr elements
10.2 Non-conforming features
color
..., face, and size IDL attributes of the basefont element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
color
..., face, and size IDL attributes of the font element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
color
*** align, ..., size, and width IDL attributes of the hr element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
cols
... attribute specifies the expected maximum number of characters per line. If the cols attribute is specified, its value must be a valid non-negative integer greater than zero.
4.10.13 The textarea element (2) (3) (4)
Elements
Attributes
cols
..., placeholder, required, rows, and wrap attributes must reflect the respective content attributes of the same name. The cols and rows attributes are limited to only non-negative numbers greater than zero. The cols attribute's default value is 20. The rows attribute's default value is 2. The dirName IDL attribute must reflect the dirname content attribute. The maxLength IDL attribute must reflect the maxlength content attribute, limited to only non-negative numbers. The readOnly IDL attribute must reflect the readonly content attribute.
4.10.13 The textarea element (2) (3) (4)
cols
... and rows IDL attributes of the frameset element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
colspan
*** td and th elements may have a ... content attribute specified, whose value must be a valid non-negative integer greater than zero.
4.9.9 The td element
4.9.10 The th element
4.9.11 Attributes common to td and th elements (2)
Elements (2)
Attributes (2)
colSpan
... IDL attribute must reflect the ... content attribute. The value must be limited to only non-negative numbers greater than zero.
4.9.11 Attributes common to td and th elements (2)
command
3.2.5.1.1 Metadata content
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
4.11 Interactive elements
4.11.3 The command element (2) (3) (4) (5) (6) (7) (8)
8.1.2 Elements
Elements
Element content categories (2) (3)
Interfaces
command
*** enumerated attribute with three keywords and states. The "..." keyword maps to the Command state, the "checkbox" keyword maps to the Checkbox state, and the "radio" keyword maps to the Radio state. The missing value default is the Command state.
4.11.3 The command element
Attributes
Command
4.11.3 The command element (2) (3)
command
*** ... element slave has a ... attribute, and slave is in a Document, and there is an element in that Document whose ID has a value equal to the value of slave's command attribute, and the first such element in tree order, hereafter master, itself defines a command and either is not a ... element or does not itself have a command attribute, then the master command of slave is master.
4.11.3 The command element (2) (3) (4) (5) (6)
Elements
Attributes
command
... is the abstraction behind menu items, buttons, and links. Once a command is defined, other parts of the interface can refer to the same command, allowing many access points to a single feature to share facets such as the Disabled State.
3.2.7 WAI-ARIA (2) (3)
4.5.7 The li element
4.11.3 The command element
4.11.5 Commands (2)
command API
3.2.2 Elements in the DOM
4.11.5 Commands
commentary
4.8.10.10.1 AudioTrackList and VideoTrackList objects
Comments
4.8.2 The iframe element (2) (3)
8.1 Writing HTML documents (2) (3)
8.1.2 Elements (2)
8.1.2.4 Optional tags (2) (3) (4) (5) (6)
8.1.6 Comments
compact
... on dl elements
10.2 Non-conforming features
compact
... on menu elements
10.2 Non-conforming features
compact
... on ol elements
10.2 Non-conforming features
compact
... on ul elements
10.2 Non-conforming features
compact
... IDL attribute of the dir element must reflect the content attribute of the same name.
10.2 Non-conforming features
compact
... IDL attribute of the dl element must reflect the content attribute of the same name.
10.2 Non-conforming features
compact
... IDL attribute of the menu element must reflect the content attribute of the same name.
10.2 Non-conforming features
compact
... IDL attribute of the ol element must reflect the content attribute of the same name.
10.2 Non-conforming features
compact
... and type IDL attributes of the ul element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
compatibility caseless
2.3 Case-sensitivity and string comparison
4.8.12 The map element
4.10.7.1.17 Radio Button state (type=radio)
constraint validation API
4.10.21.2 The constraint validation API
content
4.2.5 The meta element (2) (3) (4) (5)
4.2.5.3 Pragma directives (2)
Elements
Attributes
content
*** name and ... IDL attributes must reflect the respective content attributes of the same name. The IDL attribute httpEquiv must reflect the content attribute http-equiv.
4.2.5 The meta element (2)
content attributes
... for HTML and XML attributes, and IDL attributes for those defined on IDL interfaces. Similarly, the term "properties" is used for both JavaScript object properties and CSS properties. When these are ambiguous they are qualified as object properties and CSS properties respectively.
2.1 Terminology
Content attributes
3.2.4 Element definitions
4.1.1 The html element
4.2.1 The head element
4.2.2 The title element
4.2.3 The base element
4.2.4 The link element
4.2.5 The meta element
4.2.6 The style element
4.3.1 The script element
4.3.2 The noscript element
4.4.1 The body element
4.4.2 The section element
4.4.3 The nav element
4.4.4 The article element
4.4.5 The aside element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
4.4.7 The hgroup element
4.4.8 The header element
4.4.9 The footer element
4.4.10 The address element
4.5.1 The p element
4.5.2 The hr element
4.5.3 The pre element
4.5.4 The blockquote element
4.5.5 The ol element
4.5.6 The ul element
4.5.7 The li element
4.5.8 The dl element
4.5.9 The dt element
4.5.10 The dd element
4.5.11 The figure element
4.5.12 The figcaption element
4.5.13 The div element
4.6.1 The a element
4.6.2 The em element
4.6.3 The strong element
4.6.4 The small element
4.6.5 The s element
4.6.6 The cite element
4.6.7 The q element
4.6.8 The dfn element
4.6.9 The abbr element
4.6.10 The time element
4.6.11 The code element
4.6.12 The var element
4.6.13 The samp element
4.6.14 The kbd element
4.6.15 The sub and sup elements
4.6.16 The i element
4.6.17 The b element
4.6.18 The u element
4.6.19 The mark element
4.6.20 The ruby element
4.6.21 The rt element
4.6.22 The rp element
4.6.23 The bdi element
4.6.24 The bdo element
4.6.25 The span element
4.6.26 The br element
4.6.27 The wbr element
4.7.1 The ins element
4.7.2 The del element
4.8.1 The img element
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.5 The param element
4.8.6 The video element
4.8.7 The audio element
4.8.8 The source element
4.8.9 The track element
4.8.11 The canvas element
4.8.12 The map element
4.8.13 The area element
4.9.1 The table element
4.9.2 The caption element
4.9.3 The colgroup element
4.9.4 The col element
4.9.5 The tbody element
4.9.6 The thead element
4.9.7 The tfoot element
4.9.8 The tr element
4.9.9 The td element
4.9.10 The th element
4.10.3 The form element
4.10.4 The fieldset element
4.10.5 The legend element
4.10.6 The label element
4.10.7 The input element
4.10.8 The button element
4.10.9 The select element
4.10.10 The datalist element
4.10.11 The optgroup element
4.10.12 The option element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
4.10.16 The progress element
4.10.17 The meter element
4.11.1 The details element
4.11.2 The summary element
4.11.3 The command element
4.11.4 The menu element
Content model
3.2.4 Element definitions
4.1.1 The html element
4.2.1 The head element
4.2.2 The title element
4.2.3 The base element
4.2.4 The link element
4.2.5 The meta element
4.2.6 The style element
4.3.1 The script element
4.3.2 The noscript element
4.4.1 The body element
4.4.2 The section element
4.4.3 The nav element
4.4.4 The article element
4.4.5 The aside element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
4.4.7 The hgroup element
4.4.8 The header element
4.4.9 The footer element
4.4.10 The address element
4.5.1 The p element
4.5.2 The hr element
4.5.3 The pre element
4.5.4 The blockquote element
4.5.5 The ol element
4.5.6 The ul element
4.5.7 The li element
4.5.8 The dl element
4.5.9 The dt element
4.5.10 The dd element
4.5.11 The figure element
4.5.12 The figcaption element
4.5.13 The div element
4.6.1 The a element
4.6.2 The em element
4.6.3 The strong element
4.6.4 The small element
4.6.5 The s element
4.6.6 The cite element
4.6.7 The q element
4.6.8 The dfn element
4.6.9 The abbr element
4.6.10 The time element
4.6.11 The code element
4.6.12 The var element
4.6.13 The samp element
4.6.14 The kbd element
4.6.15 The sub and sup elements
4.6.16 The i element
4.6.17 The b element
4.6.18 The u element
4.6.19 The mark element
4.6.20 The ruby element
4.6.21 The rt element
4.6.22 The rp element
4.6.23 The bdi element
4.6.24 The bdo element
4.6.25 The span element
4.6.26 The br element
4.6.27 The wbr element
4.7.1 The ins element
4.7.2 The del element
4.8.1 The img element
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.5 The param element
4.8.6 The video element
4.8.7 The audio element
4.8.8 The source element
4.8.9 The track element
4.8.11 The canvas element
4.8.12 The map element
4.8.13 The area element
4.9.1 The table element
4.9.2 The caption element
4.9.3 The colgroup element
4.9.4 The col element
4.9.5 The tbody element
4.9.6 The thead element
4.9.7 The tfoot element
4.9.8 The tr element
4.9.9 The td element
4.9.10 The th element
4.10.3 The form element
4.10.4 The fieldset element
4.10.5 The legend element
4.10.6 The label element
4.10.7 The input element
4.10.8 The button element
4.10.9 The select element
4.10.10 The datalist element
4.10.11 The optgroup element
4.10.12 The option element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
4.10.16 The progress element
4.10.17 The meter element
4.11.1 The details element
4.11.2 The summary element
4.11.3 The command element
4.11.4 The menu element
Content models
3.2.4 Element definitions
3.2.5 Content models
contentDocument
... IDL attribute must return the Document object of the active document of the iframe element's nested browsing context, if any, or null otherwise.
4.8.2 The iframe element (2)
contentDocument
... IDL attribute must return the Document object of the active document of the object element's nested browsing context, if it has one; otherwise, it must return null.
4.8.4 The object element (2)
contenteditable
3.2.3 Global attributes
7.5.1 Making document regions editable: The contenteditable content attribute (2) (3)
Attributes
Acknowledgements
contentWindow
... IDL attribute must return the WindowProxy object of the iframe element's nested browsing context, if any, or null otherwise.
4.8.2 The iframe element (2)
contentWindow
... IDL attribute must return the WindowProxy object of the object element's nested browsing context, if it has one; otherwise, it must return null.
4.8.4 The object element (2)
context menu
3.2.7 WAI-ARIA
4.11.4 The menu element (2)
Attributes
Context menus
4.11.4.2 Context menus (2)
contextmenu
... attribute gives the element's context menu. The value must be the ID of a menu element in the DOM.
3.2.3 Global attributes
4.11.4.2 Context menus (2)
Attributes
contextMenu
... IDL attribute must reflect the ... content attribute.
3.2.2 Elements in the DOM
4.11.4.2 Context menus
Contexts in which this element can be used
3.2.4 Element definitions
4.1.1 The html element
4.2.1 The head element
4.2.2 The title element
4.2.3 The base element
4.2.4 The link element
4.2.5 The meta element
4.2.6 The style element
4.3.1 The script element
4.3.2 The noscript element
4.4.1 The body element
4.4.2 The section element
4.4.3 The nav element
4.4.4 The article element
4.4.5 The aside element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
4.4.7 The hgroup element
4.4.8 The header element
4.4.9 The footer element
4.4.10 The address element
4.5.1 The p element
4.5.2 The hr element
4.5.3 The pre element
4.5.4 The blockquote element
4.5.5 The ol element
4.5.6 The ul element
4.5.7 The li element
4.5.8 The dl element
4.5.9 The dt element
4.5.10 The dd element
4.5.11 The figure element
4.5.12 The figcaption element
4.5.13 The div element
4.6.1 The a element
4.6.2 The em element
4.6.3 The strong element
4.6.4 The small element
4.6.5 The s element
4.6.6 The cite element
4.6.7 The q element
4.6.8 The dfn element
4.6.9 The abbr element
4.6.10 The time element
4.6.11 The code element
4.6.12 The var element
4.6.13 The samp element
4.6.14 The kbd element
4.6.15 The sub and sup elements
4.6.16 The i element
4.6.17 The b element
4.6.18 The u element
4.6.19 The mark element
4.6.20 The ruby element
4.6.21 The rt element
4.6.22 The rp element
4.6.23 The bdi element
4.6.24 The bdo element
4.6.25 The span element
4.6.26 The br element
4.6.27 The wbr element
4.7.1 The ins element
4.7.2 The del element
4.8.1 The img element
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.5 The param element
4.8.6 The video element
4.8.7 The audio element
4.8.8 The source element
4.8.9 The track element
4.8.11 The canvas element
4.8.12 The map element
4.8.13 The area element
4.9.1 The table element
4.9.2 The caption element
4.9.3 The colgroup element
4.9.4 The col element
4.9.5 The tbody element
4.9.6 The thead element
4.9.7 The tfoot element
4.9.8 The tr element
4.9.9 The td element
4.9.10 The th element
4.10.3 The form element
4.10.4 The fieldset element
4.10.5 The legend element
4.10.6 The label element
4.10.7 The input element
4.10.8 The button element
4.10.9 The select element
4.10.10 The datalist element
4.10.11 The optgroup element
4.10.12 The option element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
4.10.16 The progress element
4.10.17 The meter element
4.11.1 The details element
4.11.2 The summary element
4.11.3 The command element
4.11.4 The menu element
controls
... attribute is a boolean attribute. If present, it indicates that the author has not provided a scripted controller and would like the user agent to provide its own set of controls.
3.2.5.1.7 Interactive content (2)
3.2.5.1.8 Palpable content
4.8.6 The video element (2) (3)
4.8.7 The audio element (2) (3) (4)
4.8.10 Media elements
4.8.10.13 User interface
Elements (2)
Element content categories (2) (3)
Attributes (2)
controls
... IDL attribute must reflect the content attribute of the same name.
4.8.10 Media elements
4.8.10.13 User interface
coords
... attribute must, if specified, contain a valid list of integers. This attribute gives the coordinates for the shape described by the shape attribute.
4.8.13 The area element (2) (3) (4) (5) (6) (7)
Elements
Attributes
coords
*** alt, ..., href, target, rel, media, hreflang, and type, each must reflect the respective content attributes of the same name.
4.8.13 The area element (2)
coords
... on a elements
10.2 Non-conforming features
coords
..., charset, name, rev, and shape IDL attributes of the a element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
copy
7.6.7 The dropzone attribute (2) (3)
CORS settings attribute
2.5.4 CORS settings attributes
4.8.1 The img element
4.8.10.2 Location of the media resource
created
7.6.2 The drag data store
creator Document
5.1 Browsing contexts
creator browsing context
5.1 Browsing contexts (2) (3) (4) (5) (6)
critical subresources
2.1.1 Resources (2)
crossorigin
... attribute is a CORS settings attribute. Its purpose is to allow images from third-party sites that allow cross-origin access to be used with canvas.
4.8.1 The img element (2) (3)
Elements
Attributes
crossOrigin
... IDL attribute must reflect the ... content attribute.
4.8.1 The img element (2)
crossorigin
... content attribute on media elements is a CORS settings attribute.
4.8.6 The video element
4.8.7 The audio element
4.8.10 Media elements
4.8.10.2 Location of the media resource (2)
Elements (2)
Attributes (2)
crossOrigin
... IDL attribute must reflect the ... content attribute.
4.8.10 Media elements
4.8.10.2 Location of the media resource
CSS properties
2.1 Terminology
current entry
5.4.1 The session history of browsing contexts (2) (3)
5.4.2 The History interface (2)
5.4.3 The Location interface
Events (2)
current entry of the joint session history
5.4.2 The History interface (2)
custom data attribute
3.2.3 Global attributes
3.2.3.9 Embedding custom non-visible data with the data-* attributes (2) (3) (4)

top A B C D E F G H I J K L M N O P Q R S T U V W X Y end

data
... attribute, if present, specifies the address of the resource. If present, the attribute must be a valid non-empty URL potentially surrounded by spaces.
4.8.4 The object element (2) (3) (4) (5)
10.2 Non-conforming features
Elements
Attributes
data
..., type and name each must reflect the respective content attributes of the same name. The typeMustMatch IDL attribute must reflect the typemustmatch content attribute. The useMap IDL attribute must reflect the usemap content attribute.
4.8.4 The object element (2)
data-
2.2.1 Extensibility
2.6.3 DOMStringMap
3.2.3.9 Embedding custom non-visible data with the data-* attributes (2) (3) (4)
data: URL
2.1.1 Resources
4.8.11 The canvas element
datafld
10.2 Non-conforming features
dataformatas
10.2 Non-conforming features
datalist
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.7 WAI-ARIA (2)
4.10.7.2.3 The list attribute (2) (3) (4) (5) (6) (7)
4.10.7.2.7 The multiple attribute
4.10.7.3 Common input element APIs
4.10.10 The datalist element (2) (3) (4) (5)
4.10.12 The option element (2)
Elements (2)
Element content categories (2)
Interfaces
datapagesize
10.2 Non-conforming features
datasrc
10.2 Non-conforming features
DataTransfer
7.6.1 Introduction
7.6.3 The DataTransfer interface (2) (3) (4)
7.6.3.1 The DataTransferItemList interface
7.6.3.2 The DataTransferItem interface
7.6.4 The DragEvent interface (2) (3)
DataTransferItem
7.6.3.1 The DataTransferItemList interface (2) (3) (4)
7.6.3.2 The DataTransferItem interface (2) (3)
DataTransferItemList
7.6.3 The DataTransfer interface (2)
7.6.3.1 The DataTransferItemList interface (2) (3)
date
... consists of a specific proleptic Gregorian date with no time-zone information, consisting of a year, a month, and a day. [GREGORIAN]
2.4.5.2 Dates
4.10.7.1.8 Date state (type=date)
date
4.10.7 The input element
Date
3.2.7 WAI-ARIA
4.8.10 Media elements
4.10.7 The input element (2) (3)
4.10.7.1.8 Date state (type=date)
4.10.7.3 Common input element APIs
Date and Time
3.2.7 WAI-ARIA
4.10.7 The input element (2)
4.10.7.1.7 Date and Time state (type=datetime) (2) (3)
4.10.7.1.8 Date state (type=date)
4.10.7.1.12 Local Date and Time state (type=datetime-local) (2)
datetime
4.6.10 The time element (2) (3) (4) (5)
Elements
Attributes
datetime
... IDL attribute must reflect the content attribute of the same name.
4.6.10 The time element (2)
datetime
4.7.1 The ins element
4.7.2 The del element
4.7.3 Attributes common to ins and del elements (2) (3)
Elements (2)
Attributes (2)
dateTime
*** cite IDL attribute must reflect the element's cite content attribute. The ... IDL attribute must reflect the element's ... content attribute.
4.7.3 Attributes common to ins and del elements (2)
datetime
4.10.7 The input element
datetime value
4.6.10 The time element (2)
datetime-local
4.10.7 The input element
dd
4.5 Grouping content
4.5.8 The dl element (2) (3)
4.5.9 The dt element (2)
4.5.10 The dd element (2) (3) (4)
8.1.2.4 Optional tags (2) (3) (4)
Elements (2) (3)
Interfaces
decimal
4.5.5 The ol element
declare
... on object elements
10.2 Non-conforming features
declare
*** align, archive, border, code, ..., hspace, standby, and vspace IDL attributes of the object element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
decode application/x-www-form-urlencoded payloads
4.10.22.1 URL-encoded form data
11.4 application/x-www-form-urlencoded
default
... attribute, if specified, indicates that the track is to be enabled if the user's preferences do not indicate that another track would be more appropriate. There must not be more than one track element with the same parent node with the default attribute specified.
4.8.9 The track element (2) (3)
4.8.10.12.1 Text track model
Elements
Attributes
default
*** src, srclang, label, and ... IDL attributes must reflect the respective content attributes of the same name. The kind IDL attribute must reflect the content attribute of the same name, limited to only known values.
4.8.9 The track element (2)
default
4.8.13 The area element
Attributes
default
*** autocomplete attribute is an enumerated attribute. The attribute has three states. The on keyword maps to the on state, and the off keyword maps to the off state. The attribute may also be omitted. The missing value default is the ... state.
4.10.7.2.1 The autocomplete attribute (2)
7.5.5 Spelling and grammar checking (2)
default value
3.2.7 WAI-ARIA
4.10.7.1.14 Range state (type=range) (2)
default state
4.8.13 The area element (2)
Default style state
4.2.5.3 Pragma directives (2)
defaultChecked
4.10.7 The input element (2)
defaultMuted
4.8.10 Media elements
4.8.10.13 User interface
defaultSelected
4.10.12 The option element (2)
defaultValue
4.10.7 The input element (2)
defer
*** async and ... attributes are boolean attributes that indicate how the script should be executed. The defer and async attributes must not be specified if the src attribute is not present.
4.3.1 The script element (2) (3) (4) (5) (6) (7) (8)
Elements
Attributes
defer
*** src, type, charset, and ..., each must reflect the respective content attributes of the same name.
4.3.1 The script element (2)
Defining term
4.6.8 The dfn element (2)
4.6.9 The abbr element
del
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content (2) (3)
3.2.5.3 Paragraphs (2) (3) (4)
4.6.5 The s element
4.7 Edits
4.7.2 The del element (2) (3)
4.7.3 Attributes common to ins and del elements (2)
4.7.4 Edits and paragraphs (2) (3) (4) (5) (6)
4.7.5 Edits and lists (2) (3)
4.7.6 Edits and tables (2)
10.2 Non-conforming features
Elements
Element content categories (2)
Interfaces
description
4.2.5.1 Standard metadata names (2)
description
4.8.10.10.1 AudioTrackList and VideoTrackList objects
descriptions
4.8.9 The track element
Descriptions
4.8.9 The track element (2)
Attributes
descriptions
4.8.10.12.1 Text track model
details
3.2.5.1.2 Flow content
3.2.5.1.7 Interactive content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA (2)
4.3 Scripting
4.4.11 Headings and sections
4.9.1.1 Techniques for describing tables
4.11 Interactive elements
4.11.1 The details element (2) (3) (4) (5) (6)
4.11.2 The summary element (2)
Elements (2) (3)
Element content categories (2) (3) (4)
Interfaces
dfn
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.8 Palpable content
4.5.8 The dl element
4.5.9 The dt element
4.5.10 The dd element
4.6 Text-level semantics
4.6.8 The dfn element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
4.6.16 The i element
4.6.28 Usage summary
Elements
Element content categories (2) (3)
Interfaces
digits
2.4.5 Dates and times
2.4.5.1 Months (2)
2.4.5.2 Dates
2.4.5.3 Yearless dates (2)
2.4.5.4 Times (2) (3) (4)
2.4.5.6 Time zones (2)
2.4.5.8 Weeks (2)
2.4.5.9 Durations (2) (3) (4) (5) (6) (7)
Dimension attributes
4.8.1 The img element
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.6 The video element
4.8.17 Dimension attributes
4.10.7.1.20 Image Button state (type=image)
dir
3.1.4 DOM tree accessors
3.2.3 Global attributes
3.2.3.6 The dir attribute (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16)
3.2.6 Requirements relating to bidirectional-algorithm formatting characters
4.6.23 The bdi element (2)
4.6.24 The bdo element (2)
4.6.25 The span element
5.4.1 The session history of browsing contexts
Attributes
dir
... IDL attribute on an element must reflect the ... content attribute of that element, limited to only known values.
3.2.2 Elements in the DOM
3.2.3.6 The dir attribute (2)
dir
... IDL attribute on Document objects must reflect the ... content attribute of the html element, if any, limited to only known values. If there is no such element, then the attribute must return the empty string and do nothing on setting.
3.1.1 Documents in the DOM
3.1.4 DOM tree accessors
3.2.3.6 The dir attribute
dir
8.1.2.4 Optional tags
10.2 Non-conforming features (2)
direction
10.2 Non-conforming features
dirName
*** accept, alt, max, min, multiple, pattern, placeholder, required, size, src, and step IDL attributes must reflect the respective content attributes of the same name. The ... IDL attribute must reflect the dirname content attribute. The readOnly IDL attribute must reflect the readonly content attribute. The defaultChecked IDL attribute must reflect the checked content attribute. The defaultValue IDL attribute must reflect the value content attribute.
4.10.7 The input element (2)
dirname
... attribute, when it applies, is a form control dirname attribute.
4.10.7 The input element (2) (3) (4)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file)
4.10.7.1.19 Submit Button state (type=submit)
4.10.7.1.20 Image Button state (type=image)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
4.10.7.2.2 The dirname attribute (2)
Elements
Attributes
dirname
... attribute is a form control dirname attribute.
4.10.13 The textarea element (2) (3) (4)
Elements
Attributes
dirName
*** cols, placeholder, required, rows, and wrap attributes must reflect the respective content attributes of the same name. The cols and rows attributes are limited to only non-negative numbers greater than zero. The cols attribute's default value is 20. The rows attribute's default value is 2. The ... IDL attribute must reflect the ... content attribute. The maxLength IDL attribute must reflect the maxlength content attribute, limited to only non-negative numbers. The readOnly IDL attribute must reflect the readonly content attribute.
4.10.13 The textarea element (2)
disabled
... IDL attribute behaves as defined for the alternative style sheets DOM.
4.2.6 The style element (2)
Disabled
4.8.10.12.1 Text track model (2) (3)
4.8.10.12.3 Text track API
disabled
... attribute, when specified, causes all the form control descendants of the fieldset element, excluding those that are descendants of the fieldset element's first legend element child, if any, to be disabled.
4.10.4 The fieldset element (2)
4.10.19.2 Enabling and disabling form controls
Elements
Attributes
disabled
... IDL attribute must reflect the content attribute of the same name.
4.10.4 The fieldset element (2)
disabled
... attribute is a boolean attribute and can be used to disable a group of option elements together.
4.10.11 The optgroup element (2)
4.10.12 The option element
Elements
Attributes
disabled
... and label attributes must reflect the respective content attributes of the same name.
4.10.11 The optgroup element (2)
disabled
... attribute is a boolean attribute. An option element is ... if its disabled attribute is present or if it is a child of an optgroup element whose ... attribute is present.
4.10.12 The option element (2) (3)
Elements
Attributes
disabled
... attribute is a boolean attribute. An option element is ... if its ... attribute is present or if it is a child of an optgroup element whose ... attribute is present.
4.10.10 The datalist element
4.10.11 The optgroup element
4.10.12 The option element
disabled
... IDL attribute must reflect the content attribute of the same name. The defaultSelected IDL attribute must reflect the selected content attribute.
4.10.12 The option element (2)
disabled
... content attribute is a boolean attribute.
1.9.3 Restrictions on content models and on attribute values
2.4.2 Boolean attributes
4.10.7 The input element (2)
4.10.8 The button element (2)
4.10.9 The select element (2)
4.10.13 The textarea element (2)
4.10.14 The keygen element (2)
4.10.19.2 Enabling and disabling form controls (2) (3)
8.1.2.3 Attributes
Elements (2) (3) (4) (5)
Attributes (2) (3) (4) (5)
disabled
... if its ... attribute is set, or if it is a descendant of a fieldset element whose ... attribute is set and is not a descendant of that fieldset element's first legend element child, if any.
3.2.7 WAI-ARIA
4.10.4 The fieldset element
4.10.19.2 Enabling and disabling form controls
disabled
... IDL attribute must reflect the ... content attribute.
4.10.7 The input element
4.10.8 The button element
4.10.9 The select element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.19.2 Enabling and disabling form controls
disabled
... attribute is a boolean attribute that, if present, indicates that the command is not available in the current state.
4.11.3 The command element (2) (3) (4) (5)
Elements
Attributes
disabled
*** label, icon, ..., checked, and radiogroup IDL attributes must reflect the respective content attributes of the same name.
4.11.3 The command element (2)
Disabled State
4.11.5 Commands (2) (3)
disown its opener
5.1.2.1 Navigating auxiliary browsing contexts in the DOM (2)
dispatch
2.1.4 Scripting
display state
4.8.10.12.1 Text track model (2)
displayed
2.1 Terminology
div
1.9.3 Restrictions on content models and on attribute values (2) (3) (4)
3.2.5 Content models (2)
3.2.5.1.2 Flow content
3.2.5.1.8 Palpable content
4.4.2 The section element
4.4.3 The nav element
4.5 Grouping content
4.5.1 The p element (2)
4.5.13 The div element (2) (3) (4) (5) (6)
4.13.1 The main part of the content (2)
5.4.1 The session history of browsing contexts
7.6.7 The dropzone attribute
8.1.2.4 Optional tags
10.2 Non-conforming features (2) (3) (4) (5)
Elements
Element content categories (2)
Interfaces
dl
3.2.5.1.2 Flow content
3.2.5.1.8 Palpable content
4.5 Grouping content
4.5.8 The dl element (2) (3) (4) (5) (6) (7)
4.5.9 The dt element (2) (3)
4.5.10 The dd element (2) (3)
4.6.8 The dfn element
4.13.4 Conversations
8.1.2.4 Optional tags
10.2 Non-conforming features (2)
Elements (2) (3)
Element content categories (2)
Interfaces
DOCTYPE
2.5.1 Terminology
4.8.2 The iframe element
8.1 Writing HTML documents
8.1.1 The DOCTYPE (2)
9 The XHTML syntax
10.1 Obsolete but conforming features
DOCTYPE legacy string
8.1.1 The DOCTYPE (2) (3)
document
... to refer to any use of HTML, ranging from short static documents to long essays or reports with rich multimedia, as well as to fully-fledged interactive applications. The term is used to refer both to Document objects and their descendant DOM trees, and to serialized byte streams using the HTML syntax or XHTML syntax, depending on context.
2.1 Terminology
Document
... { // resource metadata management [PutForwards=href] readonly attribute Location? location; readonly attribute DOMString URL; attribute DOMString domain; readonly attribute DOMString referrer; attribute DOMString cookie; readonly attribute DOMString lastModified; readonly attribute DOMString readyState; // DOM tree accessors getter object (DOMString name); attribute DOMString title; attribute DOMString dir; attribute HTMLElement? body; readonly attribute HTMLHeadElement? head; readonly attribute HTMLCollection images; readonly attribute HTMLCollection embeds; readonly attribute HTMLCollection plugins; readonly attribute HTMLCollection links; readonly attribute HTMLCollection forms; readonly attribute HTMLCollection scripts; NodeList getElementsByName(DOMString elementName); // dynamic markup insertion Document open(optional DOMString type, optional DOMString replace); WindowProxy open(DOMString url, DOMString name, DOMString features, optional boolean replace); void close(); void write(DOMString... text); void writeln(DOMString... text); // user interaction readonly attribute WindowProxy? defaultView; readonly attribute Element? activeElement; boolean hasFocus(); attribute DOMString designMode; boolean execCommand(DOMString commandId); boolean execCommand(DOMString commandId, boolean showUI); boolean execCommand(DOMString commandId, boolean showUI, DOMString value); boolean queryCommandEnabled(DOMString commandId); boolean queryCommandIndeterm(DOMString commandId); boolean queryCommandState(DOMString commandId); boolean queryCommandSupported(DOMString commandId); DOMString queryCommandValue(DOMString commandId); readonly attribute HTMLCollection commands; // event handler IDL attributes [TreatNonCallableAsNull] attribute Function? onabort; [TreatNonCallableAsNull] attribute Function? onblur; [TreatNonCallableAsNull] attribute Function? oncanplay; [TreatNonCallableAsNull] attribute Function? oncanplaythrough; [TreatNonCallableAsNull] attribute Function? onchange; [TreatNonCallableAsNull] attribute Function? onclick; [TreatNonCallableAsNull] attribute Function? oncontextmenu; [TreatNonCallableAsNull] attribute Function? oncuechange; [TreatNonCallableAsNull] attribute Function? ondblclick; [TreatNonCallableAsNull] attribute Function? ondrag; [TreatNonCallableAsNull] attribute Function? ondragend; [TreatNonCallableAsNull] attribute Function? ondragenter; [TreatNonCallableAsNull] attribute Function? ondragleave; [TreatNonCallableAsNull] attribute Function? ondragover; [TreatNonCallableAsNull] attribute Function? ondragstart; [TreatNonCallableAsNull] attribute Function? ondrop; [TreatNonCallableAsNull] attribute Function? ondurationchange; [TreatNonCallableAsNull] attribute Function? onemptied; [TreatNonCallableAsNull] attribute Function? onended; [TreatNonCallableAsNull] attribute Function? onerror; [TreatNonCallableAsNull] attribute Function? onfocus; [TreatNonCallableAsNull] attribute Function? oninput; [TreatNonCallableAsNull] attribute Function? oninvalid; [TreatNonCallableAsNull] attribute Function? onkeydown; [TreatNonCallableAsNull] attribute Function? onkeypress; [TreatNonCallableAsNull] attribute Function? onkeyup; [TreatNonCallableAsNull] attribute Function? onload; [TreatNonCallableAsNull] attribute Function? onloadeddata; [TreatNonCallableAsNull] attribute Function? onloadedmetadata; [TreatNonCallableAsNull] attribute Function? onloadstart; [TreatNonCallableAsNull] attribute Function? onmousedown; [TreatNonCallableAsNull] attribute Function? onmousemove; [TreatNonCallableAsNull] attribute Function? onmouseout; [TreatNonCallableAsNull] attribute Function? onmouseover; [TreatNonCallableAsNull] attribute Function? onmouseup; [TreatNonCallableAsNull] attribute Function? onmousewheel; [TreatNonCallableAsNull] attribute Function? onpause; [TreatNonCallableAsNull] attribute Function? onplay; [TreatNonCallableAsNull] attribute Function? onplaying; [TreatNonCallableAsNull] attribute Function? onprogress; [TreatNonCallableAsNull] attribute Function? onratechange; [TreatNonCallableAsNull] attribute Function? onreset; [TreatNonCallableAsNull] attribute Function? onscroll; [TreatNonCallableAsNull] attribute Function? onseeked; [TreatNonCallableAsNull] attribute Function? onseeking; [TreatNonCallableAsNull] attribute Function? onselect; [TreatNonCallableAsNull] attribute Function? onshow; [TreatNonCallableAsNull] attribute Function? onstalled; [TreatNonCallableAsNull] attribute Function? onsubmit; [TreatNonCallableAsNull] attribute Function? onsuspend; [TreatNonCallableAsNull] attribute Function? ontimeupdate; [TreatNonCallableAsNull] attribute Function? onvolumechange; [TreatNonCallableAsNull] attribute Function? onwaiting; // special event handler IDL attributes that only apply to Document objects [TreatNonCallableAsNull,LenientThis] attribute Function? onreadystatechange; };
1.8 A quick introduction to HTML (2)
2.1 Terminology (2) (3)
2.1.3 DOM trees (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
2.1.5 Plugins (2) (3)
2.5.1 Terminology
3.1 Documents (2) (3) (4) (5) (6) (7) (8) (9)
3.1.1 Documents in the DOM (2)
3.1.2 Security (2)
3.1.3 Resource metadata management (2) (3) (4)
3.1.4 DOM tree accessors (2) (3) (4) (5) (6) (7)
3.2.3.6 The dir attribute
3.3.1 Opening the input stream (2) (3) (4) (5) (6)
3.3.2 Closing the input stream
3.3.3 document.write()
3.3.4 document.writeln()
4.2.1 The head element
4.2.3 The base element
4.2.6 The style element
4.4.1 The body element (2)
4.8.2 The iframe element (2) (3) (4)
4.8.4 The object element
4.10.3 The form element
4.10.6 The label element
4.10.15 The output element
4.10.18 Association of controls and forms
4.10.19.5 Form submission
4.11.3 The command element
4.11.5 Commands
4.12.1 Introduction
5.1 Browsing contexts (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13)
5.1.1 Nested browsing contexts (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
5.2 The Window object
5.4.1 The session history of browsing contexts (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13)
5.4.2 The History interface
5.4.3 The Location interface
6.1.2 Events
6.1.2.1 Event handlers on elements, Document objects, and Window objects (2) (3) (4)
10.2 Non-conforming features
Events (2)
DOM interface
3.2.4 Element definitions
4.1.1 The html element
4.2.1 The head element
4.2.2 The title element
4.2.3 The base element
4.2.4 The link element
4.2.5 The meta element
4.2.6 The style element
4.3.1 The script element
4.3.2 The noscript element
4.4.1 The body element
4.4.2 The section element
4.4.3 The nav element
4.4.4 The article element
4.4.5 The aside element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
4.4.7 The hgroup element
4.4.8 The header element
4.4.9 The footer element
4.4.10 The address element
4.5.1 The p element
4.5.2 The hr element
4.5.3 The pre element
4.5.4 The blockquote element
4.5.5 The ol element
4.5.6 The ul element
4.5.7 The li element
4.5.8 The dl element
4.5.9 The dt element
4.5.10 The dd element
4.5.11 The figure element
4.5.12 The figcaption element
4.5.13 The div element
4.6.1 The a element
4.6.2 The em element
4.6.3 The strong element
4.6.4 The small element
4.6.5 The s element
4.6.6 The cite element
4.6.7 The q element
4.6.8 The dfn element
4.6.9 The abbr element
4.6.10 The time element
4.6.11 The code element
4.6.12 The var element
4.6.13 The samp element
4.6.14 The kbd element
4.6.15 The sub and sup elements
4.6.16 The i element
4.6.17 The b element
4.6.18 The u element
4.6.19 The mark element
4.6.20 The ruby element
4.6.21 The rt element
4.6.22 The rp element
4.6.23 The bdi element
4.6.24 The bdo element
4.6.25 The span element
4.6.26 The br element
4.6.27 The wbr element
4.7.1 The ins element
4.7.2 The del element
4.8.1 The img element
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.5 The param element
4.8.6 The video element
4.8.7 The audio element
4.8.8 The source element
4.8.9 The track element
4.8.11 The canvas element
4.8.12 The map element
4.8.13 The area element
4.9.1 The table element
4.9.2 The caption element
4.9.3 The colgroup element
4.9.4 The col element
4.9.5 The tbody element
4.9.6 The thead element
4.9.7 The tfoot element
4.9.8 The tr element
4.9.9 The td element
4.9.10 The th element
4.10.3 The form element
4.10.4 The fieldset element
4.10.5 The legend element
4.10.6 The label element
4.10.7 The input element
4.10.8 The button element
4.10.9 The select element
4.10.10 The datalist element
4.10.11 The optgroup element
4.10.12 The option element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
4.10.16 The progress element
4.10.17 The meter element
4.11.1 The details element
4.11.2 The summary element
4.11.3 The command element
4.11.4 The menu element
DOM tree accessors
3.1.1 Documents in the DOM
3.1.4 DOM tree accessors
downloading
5.6.1.1 Event summary (2)
DOWNLOADING
5.6.3 Application cache API (2) (3)
drag
6.1.2.1 Event handlers on elements, Document objects, and Window objects
7.6.5 Events summary
Attributes
Drag and drop
7.6 Drag and drop
drag data store elements list
7.6.2 The drag data store (2)
drag data store
7.6.2 The drag data store (2) (3) (4)
7.6.3 The DataTransfer interface
7.6.3.1 The DataTransferItemList interface (2) (3) (4) (5)
drag data store allowed effects state
7.6.2 The drag data store (2)
drag data store bitmap
7.6.2 The drag data store (2)
drag data store default feedback
7.6.2 The drag data store (2)
drag data store hot spot coordinate
7.6.2 The drag data store (2)
drag data store item list
7.6.2 The drag data store (2) (3)
drag data store mode
7.6.2 The drag data store (2)
7.6.5 Events summary
dragend
6.1.2.1 Event handlers on elements, Document objects, and Window objects
7.6.1 Introduction
7.6.5 Events summary
Attributes
dragenter
6.1.2.1 Event handlers on elements, Document objects, and Window objects
7.6.1 Introduction
7.6.5 Events summary
Attributes
DragEvent
7.6.4 The DragEvent interface (2) (3)
DragEventInit
7.6.4 The DragEvent interface (2)
draggable
3.2.3 Global attributes
7.6.1 Introduction
7.6.6 The draggable attribute (2) (3) (4)
Attributes
dragleave
6.1.2.1 Event handlers on elements, Document objects, and Window objects
7.6.5 Events summary
Attributes
dragover
6.1.2.1 Event handlers on elements, Document objects, and Window objects
7.6.1 Introduction
7.6.5 Events summary
Attributes
dragstart
6.1.2.1 Event handlers on elements, Document objects, and Window objects
7.6.1 Introduction
7.6.2 The drag data store
7.6.3 The DataTransfer interface
7.6.5 Events summary (2)
Attributes
drop
6.1.2.1 Event handlers on elements, Document objects, and Window objects
7.6.1 Introduction
7.6.2 The drag data store
7.6.5 Events summary
Attributes
dropzone
3.2.3 Global attributes
7.6.1 Introduction (2) (3)
7.6.2 The drag data store
7.6.7 The dropzone attribute (2) (3) (4)
Attributes
dropzone
... IDL attribute must reflect the content attribute of the same name.
3.2.2 Elements in the DOM
7.6.7 The dropzone attribute
dt
4.5 Grouping content
4.5.8 The dl element (2) (3)
4.5.9 The dt element (2) (3) (4) (5)
4.5.10 The dd element (2)
8.1.2.4 Optional tags (2) (3) (4)
Elements (2) (3)
Interfaces
duration
2.4.5.9 Durations (2) (3)
duration time component
2.4.5.9 Durations (2) (3)
duration time component scale
2.4.5.9 Durations (2) (3) (4)
durationchange
4.8.10.16 Event summary
6.1.2.1 Event handlers on elements, Document objects, and Window objects
Attributes
durationchange
4.8.10.16 Event summary
Dynamic markup insertion
3.1.1 Documents in the DOM
3.3 Dynamic markup insertion

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E-mail
3.2.3.6 The dir attribute
3.2.7 WAI-ARIA (2)
4.10.1.1 Writing a form's user interface
4.10.7 The input element (2)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.5 E-mail state (type=email) (2)
editable
7.5.4 Editing APIs (2)
editing host
7.5.3 Best practices for in-page editors
7.5.4 Editing APIs (2)
effective script origin
3.1.2 Security (2)
5.3 Origin
5.3.1 Relaxing the same-origin restriction
element type
2.1.2 XML
elements
4.8.2 The iframe element
8.1 Writing HTML documents
8.1.2 Elements (2) (3)
em
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.8 Palpable content
4.6 Text-level semantics
4.6.2 The em element (2) (3) (4) (5)
4.6.4 The small element (2)
4.6.16 The i element
4.6.17 The b element
4.6.18 The u element
4.6.19 The mark element
4.6.28 Usage summary
Elements
Element content categories (2) (3)
Interfaces
email
4.10.7 The input element
embed
2.2.1 Extensibility
2.6.2.1 HTMLAllCollection
3.1.4 DOM tree accessors
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.6 Embedded content
3.2.5.1.7 Interactive content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA
4.8 Embedded content
4.8.3 The embed element (2) (3) (4)
4.8.17 Dimension attributes (2)
8.1.2 Elements
10.2 Non-conforming features (2) (3) (4) (5) (6) (7)
Elements
Element content categories (2) (3) (4) (5)
Interfaces
Events
Embedded content
3.2.5.1 Kinds of content
3.2.5.1.5 Phrasing content
3.2.5.1.6 Embedded content (2)
4.8.1 The img element (2)
4.8.1.1.10 A key part of the content
4.8.2 The iframe element (2)
4.8.3 The embed element (2)
4.8.4 The object element (2)
4.8.6 The video element (2)
4.8.7 The audio element (2)
4.8.11 The canvas element (2) (3) (4) (5)
4.8.15 MathML
4.8.16 SVG
Elements (2) (3) (4) (5) (6) (7)
Element content categories
Embedding custom non-visible data
3.2.3.9 Embedding custom non-visible data with the data-* attributes
emptied
4.8.10.16 Event summary
6.1.2.1 Event handlers on elements, Document objects, and Window objects
Attributes
emptied
4.8.10.16 Event summary
empty
2.1.3 DOM trees
encoding
4.10.3 The form element
4.10.19.5 Form submission
Encoding declaration state
4.2.5 The meta element (2) (3)
4.2.5.3 Pragma directives (2) (3) (4) (5) (6)
4.2.5.5 Specifying the document's character encoding (2)
enctype
... and formenctype content attributes are enumerated attributes with the following keywords and states:
4.10.1.3 Configuring a form to communicate with a server
4.10.3 The form element (2)
4.10.19.5 Form submission (2) (3) (4)
Elements
Attributes
enctype
... of an element is one of those three states. If the element is a submit button and has a formenctype attribute, then the element's enctype is that attribute's state; otherwise, it is the form owner's ... attribute's state.
4.10.19.5 Form submission (2)
4.10.22 Form submission
enctype
*** action IDL attribute must reflect the content attribute of the same name, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The target IDL attribute must reflect the content attribute of the same name. The method and ... IDL attributes must reflect the respective content attributes of the same name, limited to only known values. The encoding IDL attribute must reflect the ... content attribute, limited to only known values. The noValidate IDL attribute must reflect the novalidate content attribute. The formAction IDL attribute must reflect the formaction content attribute, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The formEnctype IDL attribute must reflect the formenctype content attribute, limited to only known values. The formMethod IDL attribute must reflect the formmethod content attribute, limited to only known values. The formNoValidate IDL attribute must reflect the formnovalidate content attribute. The formTarget IDL attribute must reflect the formtarget content attribute.
4.10.3 The form element
4.10.19.5 Form submission
end alignment
4.8.10.12.1 Text track model
4.8.10.12.3 Text track API
End tags
1.8 A quick introduction to HTML
8.1.2 Elements
8.1.2.2 End tags
8.1.2.4 Optional tags (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20)
ended
4.8.10.16 Event summary
6.1.2.1 Event handlers on elements, Document objects, and Window objects
Attributes
ended
4.8.10.16 Event summary
ended
4.8.10.16 Event summary
enumerated attributes
2.4.3 Keywords and enumerated attributes
2.5.4 CORS settings attributes
3.2.3.4 The translate attribute
3.2.3.6 The dir attribute
4.2.5.3 Pragma directives
4.8.9 The track element
4.8.10.5 Loading the media resource
4.8.13 The area element
4.9.10 The th element
4.10.3 The form element
4.10.7 The input element
4.10.7.2.1 The autocomplete attribute
4.10.8 The button element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.19.5 Form submission (2)
4.11.3 The command element
4.11.4 The menu element
7.5.1 Making document regions editable: The contenteditable content attribute
7.5.5 Spelling and grammar checking
7.6.6 The draggable attribute
error
4.8.10.16 Event summary
error
5.6.1.1 Event summary (2) (3) (4)
event
10.2 Non-conforming features
Event handler content attributes
1.8 A quick introduction to HTML
1.8.2 Common pitfalls to avoid when using the scripting APIs
3.2.3 Global attributes
4.4.1 The body element (2) (3)
6.1.1 Introduction
6.1.2 Events (2) (3)
Attributes (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31) (32) (33) (34) (35) (36) (37) (38) (39) (40) (41) (42) (43) (44) (45) (46) (47) (48) (49) (50) (51) (52) (53) (54) (55) (56) (57) (58) (59) (60) (61) (62) (63) (64) (65) (66) (67) (68) (69) (70) (71)
event handlers
3.2.3 Global attributes
4.4.1 The body element (2) (3) (4)
6.1.2 Events (2)
6.1.2.1 Event handlers on elements, Document objects, and Window objects (2) (3) (4) (5) (6) (7) (8)
Example
1.7.2 Typographic conventions
execCommand()
3.1.1 Documents in the DOM (2) (3)
7.5.4 Editing APIs
explicit section
5.6.2.2 Writing cache manifests (2) (3) (4)
Extensions to the predefined set of pragma directives
4.2.5.4 Other pragma directives
Extensions to the predefined set of link types
2.2.1 Extensibility
4.12.3.14 Other link types
Extensions to the predefined set of metadata names
2.2.1 Extensibility
4.2.5.2 Other metadata names
4.2.5.4 Other pragma directives
10.2 Non-conforming features
external
... attribute of the Window interface must return an instance of the External interface. The same object must be returned each time.
5.2 The Window object
6.5.2 The External interface (2) (3)
External
... { void AddSearchProvider(DOMString engineURL); unsigned long IsSearchProviderInstalled(DOMString engineURL); };
5.2 The Window object
6.5.2 The External interface (2) (3)

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face
*** color, ..., and size IDL attributes of the basefont element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
face
*** color, ..., and size IDL attributes of the font element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
facets
4.11.5 Commands
Failed to load
4.8.9 The track element
4.8.10.12.1 Text track model (2)
fallback content
3.2.5.1.6 Embedded content
4.8.2 The iframe element
4.8.11 The canvas element (2) (3) (4) (5)
fallback section
5.6.2.2 Writing cache manifests (2) (3)
fieldset
2.6.2.2 HTMLFormControlsCollection
3.2.5.1.2 Flow content
3.2.5.1.8 Palpable content
4.4.11 Headings and sections
4.5.13 The div element
4.10.1.1 Writing a form's user interface (2)
4.10.2 Categories (2)
4.10.4 The fieldset element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
4.10.5 The legend element (2)
4.10.19.2 Enabling and disabling form controls (2)
8.1.2.4 Optional tags
10.2 Non-conforming features
Elements (2) (3)
Element content categories (2) (3) (4) (5)
Interfaces
figcaption
4.5 Grouping content
4.5.4 The blockquote element
4.5.7 The li element
4.5.11 The figure element (2) (3) (4)
4.5.12 The figcaption element (2) (3)
4.8.1.1.3 A phrase or paragraph with an alternative graphical representation: charts, diagrams, graphs, maps, illustrations
4.8.1.1.6 A graphical representation of some of the surrounding text
4.8.1.1.10 A key part of the content (2)
4.9.1.1 Techniques for describing tables
4.9.2 The caption element (2)
4.13.5 Footnotes
Elements (2)
Interfaces
figure
3.2.5.1.2 Flow content
3.2.5.1.8 Palpable content
4.4.11 Headings and sections
4.5 Grouping content
4.5.4 The blockquote element
4.5.7 The li element
4.5.11 The figure element (2) (3) (4) (5) (6)
4.5.12 The figcaption element (2)
4.8.1.1.3 A phrase or paragraph with an alternative graphical representation: charts, diagrams, graphs, maps, illustrations
4.8.1.1.6 A graphical representation of some of the surrounding text
4.8.1.1.10 A key part of the content (2)
4.9.1.1 Techniques for describing tables (2)
4.9.2 The caption element
4.13.5 Footnotes
Elements (2) (3)
Element content categories (2) (3)
Interfaces
file
4.10.7 The input element
File Upload
3.2.7 WAI-ARIA
4.10.7 The input element (2)
4.10.7.1.18 File Upload state (type=file)
Attributes
fire
2.1.4 Scripting
flow content
3.2.4 Element definitions (2) (3) (4)
3.2.5.1 Kinds of content
3.2.5.1.2 Flow content
3.2.5.1.8 Palpable content
3.2.5.2 Transparent content models
3.2.5.3 Paragraphs
3.2.6 Requirements relating to bidirectional-algorithm formatting characters
4.2.6 The style element (2) (3) (4) (5)
4.3.1 The script element
4.3.2 The noscript element
4.4.1 The body element
4.4.2 The section element (2) (3)
4.4.3 The nav element (2) (3)
4.4.4 The article element (2) (3)
4.4.5 The aside element (2) (3)
4.4.6 The h1, h2, h3, h4, h5, and h6 elements (2)
4.4.7 The hgroup element (2)
4.4.8 The header element (2) (3)
4.4.9 The footer element (2) (3)
4.4.10 The address element (2) (3)
4.5.1 The p element (2)
4.5.2 The hr element (2)
4.5.3 The pre element (2)
4.5.4 The blockquote element (2) (3)
4.5.5 The ol element (2)
4.5.6 The ul element (2)
4.5.7 The li element
4.5.8 The dl element (2)
4.5.9 The dt element
4.5.10 The dd element
4.5.11 The figure element (2) (3) (4) (5) (6)
4.5.12 The figcaption element
4.5.13 The div element (2) (3)
4.6.1 The a element (2)
4.6.2 The em element
4.6.3 The strong element
4.6.4 The small element
4.6.5 The s element
4.6.6 The cite element
4.6.7 The q element
4.6.8 The dfn element
4.6.9 The abbr element
4.6.10 The time element
4.6.11 The code element
4.6.12 The var element
4.6.13 The samp element
4.6.14 The kbd element
4.6.15 The sub and sup elements
4.6.16 The i element
4.6.17 The b element
4.6.18 The u element
4.6.19 The mark element
4.6.20 The ruby element
4.6.23 The bdi element
4.6.24 The bdo element
4.6.25 The span element
4.6.26 The br element
4.6.27 The wbr element
4.7.1 The ins element (2)
4.7.2 The del element (2)
4.8.1 The img element
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.5 The param element
4.8.6 The video element
4.8.7 The audio element
4.8.8 The source element
4.8.9 The track element
4.8.11 The canvas element
4.8.12 The map element (2)
4.8.13 The area element
4.8.15 MathML
4.8.16 SVG (2)
4.9.1 The table element (2)
4.9.2 The caption element
4.9.9 The td element
4.9.10 The th element
4.10.2 Categories
4.10.3 The form element (2) (3)
4.10.4 The fieldset element (2) (3)
4.10.6 The label element
4.10.7 The input element
4.10.8 The button element
4.10.9 The select element
4.10.10 The datalist element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
4.10.16 The progress element
4.10.17 The meter element
4.11.1 The details element (2) (3)
4.11.3 The command element
4.11.4 The menu element (2) (3) (4)
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31) (32) (33) (34) (35) (36) (37) (38) (39) (40) (41) (42) (43) (44) (45) (46) (47) (48) (49) (50) (51) (52) (53) (54) (55) (56) (57) (58) (59) (60) (61) (62) (63) (64) (65) (66) (67) (68) (69) (70) (71) (72) (73) (74) (75) (76) (77) (78) (79) (80) (81) (82) (83) (84) (85) (86) (87) (88) (89) (90) (91) (92) (93) (94) (95) (96) (97) (98) (99) (100) (101) (102) (103) (104) (105) (106) (107) (108) (109) (110) (111) (112) (113) (114) (115) (116) (117) (118) (119) (120) (121) (122)
Element content categories
font
10.2 Non-conforming features (2)
for
... attribute may be specified to indicate a form control with which the caption is to be associated. If the attribute is specified, the attribute's value must be the ID of a labelable element in the same Document as the label element.
4.10.6 The label element (2) (3) (4)
Elements
Attributes
for
... content attribute allows an explicit relationship to be made between the result of a calculation and the elements that represent the values that went into the calculation or that otherwise influenced the calculation. The for attribute, if specified, must contain a string consisting of an unordered set of unique space-separated tokens that are case-sensitive, each of which must have the value of an ID of an element in the same Document.
4.10.15 The output element (2) (3) (4)
Elements
Attributes
for
... on script elements
10.2 Non-conforming features
Foreign elements
8.1.2 Elements (2) (3) (4) (5) (6) (7)
8.1.2.1 Start tags (2)
8.1.2.3 Attributes (2)
form
1.8 A quick introduction to HTML
1.9.3 Restrictions on content models and on attribute values (2)
2.6.2.1 HTMLAllCollection
2.6.2.2 HTMLFormControlsCollection
3.1.4 DOM tree accessors
3.2.5.1.2 Flow content
3.2.5.1.8 Palpable content
4.2.3 The base element
4.10.1.1 Writing a form's user interface
4.10.1.3 Configuring a form to communicate with a server
4.10.2 Categories (2)
4.10.3 The form element (2) (3) (4) (5)
4.10.5 The legend element
4.10.7.2.1 The autocomplete attribute
4.10.12 The option element
4.10.18 Association of controls and forms (2) (3) (4) (5)
4.10.19.1 Naming form controls
4.10.19.5 Form submission (2) (3)
8.1.2.4 Optional tags
10.2 Non-conforming features (2)
Elements
Element content categories (2)
Attributes
Interfaces
Events (2)
form
*** form-associated element is, by default, associated with its ancestor ... element, but may have a ... attribute specified to override this.
4.8.4 The object element (2)
4.10.2 Categories
4.10.4 The fieldset element (2)
4.10.6 The label element (2)
4.10.7 The input element (2)
4.10.8 The button element (2)
4.10.9 The select element (2)
4.10.13 The textarea element (2)
4.10.14 The keygen element (2)
4.10.15 The output element (2)
4.10.18 Association of controls and forms (2)
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
Attributes (2) (3) (4) (5) (6) (7) (8) (9)
form control dirname attribute
4.10.7.2.2 The dirname attribute
4.10.13 The textarea element
4.10.19.6 Submitting element directionality
form control maxlength attribute
4.10.1.4 Client-side form validation
4.10.7.2.8 The maxlength attribute
4.10.13 The textarea element
4.10.19.4 Limiting user input length (2)
form owner
4.8.4 The object element
4.10.2 Categories
4.10.4 The fieldset element
4.10.6 The label element
4.10.7 The input element
4.10.7.1.17 Radio Button state (type=radio) (2)
4.10.7.2.1 The autocomplete attribute
4.10.8 The button element
4.10.9 The select element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
4.10.18 Association of controls and forms (2) (3)
4.10.19.5 Form submission (2) (3) (4) (5)
Form submission
4.10.19.1 Naming form controls
4.10.19.6 Submitting element directionality
4.10.22 Form submission
Attributes (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17)
form-associated elements
4.8.4 The object element
4.10.2 Categories (2) (3)
4.10.3 The form element
4.10.4 The fieldset element
4.10.6 The label element
4.10.7 The input element (2)
4.10.8 The button element
4.10.9 The select element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
4.10.18 Association of controls and forms (2) (3) (4)
Elements (2) (3) (4) (5) (6) (7) (8) (9)
Element content categories
formaction
*** action and ... content attributes, if specified, must have a value that is a valid non-empty URL potentially surrounded by spaces.
4.10.7 The input element (2) (3)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file)
4.10.7.1.19 Submit Button state (type=submit) (2)
4.10.7.1.20 Image Button state (type=image) (2)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
4.10.8 The button element (2) (3)
4.10.19.5 Form submission (2) (3) (4)
Elements (2)
Attributes (2)
formAction
*** action IDL attribute must reflect the content attribute of the same name, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The target IDL attribute must reflect the content attribute of the same name. The method and enctype IDL attributes must reflect the respective content attributes of the same name, limited to only known values. The encoding IDL attribute must reflect the enctype content attribute, limited to only known values. The noValidate IDL attribute must reflect the novalidate content attribute. The ... IDL attribute must reflect the ... content attribute, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The formEnctype IDL attribute must reflect the formenctype content attribute, limited to only known values. The formMethod IDL attribute must reflect the formmethod content attribute, limited to only known values. The formNoValidate IDL attribute must reflect the formnovalidate content attribute. The formTarget IDL attribute must reflect the formtarget content attribute.
4.10.7 The input element
4.10.8 The button element
4.10.19.5 Form submission
formenctype
*** enctype and ... content attributes are enumerated attributes with the following keywords and states:
4.10.7 The input element (2) (3)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file)
4.10.7.1.19 Submit Button state (type=submit) (2)
4.10.7.1.20 Image Button state (type=image) (2)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
4.10.8 The button element (2) (3)
4.10.19.5 Form submission (2) (3) (4)
Elements (2)
Attributes (2)
formEnctype
*** action IDL attribute must reflect the content attribute of the same name, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The target IDL attribute must reflect the content attribute of the same name. The method and enctype IDL attributes must reflect the respective content attributes of the same name, limited to only known values. The encoding IDL attribute must reflect the enctype content attribute, limited to only known values. The noValidate IDL attribute must reflect the novalidate content attribute. The formAction IDL attribute must reflect the formaction content attribute, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The ... IDL attribute must reflect the ... content attribute, limited to only known values. The formMethod IDL attribute must reflect the formmethod content attribute, limited to only known values. The formNoValidate IDL attribute must reflect the formnovalidate content attribute. The formTarget IDL attribute must reflect the formtarget content attribute.
4.10.7 The input element
4.10.8 The button element
4.10.19.5 Form submission
formmethod
*** method and ... content attributes are enumerated attributes with the following keywords and states:
4.10.7 The input element (2) (3)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file)
4.10.7.1.19 Submit Button state (type=submit) (2)
4.10.7.1.20 Image Button state (type=image) (2)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
4.10.8 The button element (2) (3)
4.10.19.5 Form submission (2) (3) (4)
Elements (2)
Attributes (2)
formMethod
*** action IDL attribute must reflect the content attribute of the same name, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The target IDL attribute must reflect the content attribute of the same name. The method and enctype IDL attributes must reflect the respective content attributes of the same name, limited to only known values. The encoding IDL attribute must reflect the enctype content attribute, limited to only known values. The noValidate IDL attribute must reflect the novalidate content attribute. The formAction IDL attribute must reflect the formaction content attribute, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The formEnctype IDL attribute must reflect the formenctype content attribute, limited to only known values. The ... IDL attribute must reflect the ... content attribute, limited to only known values. The formNoValidate IDL attribute must reflect the formnovalidate content attribute. The formTarget IDL attribute must reflect the formtarget content attribute.
4.10.7 The input element
4.10.8 The button element
4.10.19.5 Form submission
formnovalidate
*** novalidate and ... content attributes are boolean attributes. If present, they indicate that the form is not to be validated during submission.
4.10.7 The input element (2) (3)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file)
4.10.7.1.19 Submit Button state (type=submit) (2) (3)
4.10.7.1.20 Image Button state (type=image) (2)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
4.10.8 The button element (2) (3) (4)
4.10.19.5 Form submission (2) (3) (4)
Elements (2)
Attributes (2)
formNoValidate
*** action IDL attribute must reflect the content attribute of the same name, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The target IDL attribute must reflect the content attribute of the same name. The method and enctype IDL attributes must reflect the respective content attributes of the same name, limited to only known values. The encoding IDL attribute must reflect the enctype content attribute, limited to only known values. The noValidate IDL attribute must reflect the novalidate content attribute. The formAction IDL attribute must reflect the formaction content attribute, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The formEnctype IDL attribute must reflect the formenctype content attribute, limited to only known values. The formMethod IDL attribute must reflect the formmethod content attribute, limited to only known values. The ... IDL attribute must reflect the ... content attribute. The formTarget IDL attribute must reflect the formtarget content attribute.
4.10.7 The input element
4.10.8 The button element
4.10.19.5 Form submission
formtarget
*** target and ... content attributes, if specified, must have values that are valid browsing context names or keywords.
4.10.7 The input element (2) (3)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file)
4.10.7.1.19 Submit Button state (type=submit) (2)
4.10.7.1.20 Image Button state (type=image) (2)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
4.10.8 The button element (2) (3)
4.10.19.5 Form submission (2) (3) (4)
Elements (2)
Attributes (2)
formTarget
*** action IDL attribute must reflect the content attribute of the same name, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The target IDL attribute must reflect the content attribute of the same name. The method and enctype IDL attributes must reflect the respective content attributes of the same name, limited to only known values. The encoding IDL attribute must reflect the enctype content attribute, limited to only known values. The noValidate IDL attribute must reflect the novalidate content attribute. The formAction IDL attribute must reflect the formaction content attribute, except that on getting, when the content attribute is missing or its value is the empty string, the document's address must be returned instead. The formEnctype IDL attribute must reflect the formenctype content attribute, limited to only known values. The formMethod IDL attribute must reflect the formmethod content attribute, limited to only known values. The formNoValidate IDL attribute must reflect the formnovalidate content attribute. The ... IDL attribute must reflect the ... content attribute.
4.10.7 The input element
4.10.8 The button element
4.10.19.5 Form submission
frame
... on table elements
10.2 Non-conforming features
frame
*** align, ..., summary, rules, and width, IDL attributes of the table element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
frameborder
... on iframe elements
10.2 Non-conforming features (2)
frameBorder
... IDL attribute of the frame element must reflect the element's frameborder content attribute.
10.2 Non-conforming features
frameBorder
... IDL attribute of the iframe element must reflect the element's ... content attribute.
10.2 Non-conforming features
fully active
5.1.1 Nested browsing contexts (2) (3) (4)
5.4.2 The History interface
Function
3.1.1 Documents in the DOM (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31) (32) (33) (34) (35) (36) (37) (38) (39) (40) (41) (42) (43) (44) (45) (46) (47) (48) (49) (50) (51) (52) (53) (54)
3.2.2 Elements in the DOM (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31) (32) (33) (34) (35) (36) (37) (38) (39) (40) (41) (42) (43) (44) (45) (46) (47) (48) (49) (50) (51) (52) (53)
4.4.1 The body element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18)
4.8.10.10.1 AudioTrackList and VideoTrackList objects (2) (3) (4)
4.8.10.11.2 Media controllers (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14)
4.8.10.12.3 Text track API (2) (3) (4)
5.2 The Window object (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31) (32) (33) (34) (35) (36) (37) (38) (39) (40) (41) (42) (43) (44) (45) (46) (47) (48) (49) (50) (51) (52) (53) (54) (55) (56) (57) (58) (59) (60) (61) (62) (63) (64) (65) (66)
5.6.3 Application cache API (2) (3) (4) (5) (6) (7) (8)
6.1.2 Events (2) (3)
FunctionStringCallback
7.6.3.2 The DataTransferItem interface (2)

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generator
4.2.5.1 Standard metadata names
get
..., mapping to the state ..., indicating the HTTP GET method.
4.10.19.5 Form submission
GET
..., mapping to the state ..., indicating the HTTP GET method.
4.10.19.5 Form submission (2)
getting
2.1.4 Scripting
Global attributes
3.2.3 Global attributes
4.1.1 The html element
4.2.1 The head element
4.2.2 The title element
4.2.3 The base element
4.2.4 The link element
4.2.5 The meta element
4.2.6 The style element
4.3.1 The script element
4.3.2 The noscript element
4.4.1 The body element
4.4.2 The section element
4.4.3 The nav element
4.4.4 The article element
4.4.5 The aside element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
4.4.7 The hgroup element
4.4.8 The header element
4.4.9 The footer element
4.4.10 The address element
4.5.1 The p element
4.5.2 The hr element
4.5.3 The pre element
4.5.4 The blockquote element
4.5.5 The ol element
4.5.6 The ul element
4.5.7 The li element
4.5.8 The dl element
4.5.9 The dt element
4.5.10 The dd element
4.5.11 The figure element
4.5.12 The figcaption element
4.5.13 The div element
4.6.1 The a element
4.6.2 The em element
4.6.3 The strong element
4.6.4 The small element
4.6.5 The s element
4.6.6 The cite element
4.6.7 The q element
4.6.8 The dfn element
4.6.9 The abbr element
4.6.10 The time element
4.6.11 The code element
4.6.12 The var element
4.6.13 The samp element
4.6.14 The kbd element
4.6.15 The sub and sup elements
4.6.16 The i element
4.6.17 The b element
4.6.18 The u element
4.6.19 The mark element
4.6.20 The ruby element
4.6.21 The rt element
4.6.22 The rp element
4.6.23 The bdi element
4.6.24 The bdo element
4.6.25 The span element (2)
4.6.26 The br element
4.6.27 The wbr element
4.7.1 The ins element
4.7.2 The del element
4.8.1 The img element
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.5 The param element
4.8.6 The video element
4.8.7 The audio element
4.8.8 The source element
4.8.9 The track element
4.8.11 The canvas element
4.8.12 The map element
4.8.13 The area element
4.9.1 The table element
4.9.2 The caption element
4.9.3 The colgroup element
4.9.4 The col element
4.9.5 The tbody element
4.9.6 The thead element
4.9.7 The tfoot element
4.9.8 The tr element
4.9.9 The td element
4.9.10 The th element
4.10.3 The form element
4.10.4 The fieldset element
4.10.5 The legend element
4.10.6 The label element
4.10.7 The input element
4.10.8 The button element
4.10.9 The select element
4.10.10 The datalist element
4.10.11 The optgroup element
4.10.12 The option element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
4.10.16 The progress element
4.10.17 The meter element
4.11.1 The details element
4.11.2 The summary element
4.11.3 The command element
4.11.4 The menu element
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31) (32) (33) (34) (35) (36) (37) (38) (39) (40) (41) (42) (43) (44) (45) (46) (47) (48) (49) (50) (51) (52) (53) (54) (55) (56) (57) (58) (59) (60) (61) (62) (63) (64) (65) (66) (67) (68) (69) (70) (71) (72) (73) (74) (75) (76) (77) (78) (79) (80) (81) (82) (83) (84) (85) (86) (87) (88) (89) (90) (91) (92) (93) (94) (95) (96) (97) (98) (99) (100) (101) (102) (103)
global date and time
2.4.5.6 Time zones
2.4.5.7 Global dates and times
4.10.7.1.7 Date and Time state (type=datetime)

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h1
1.8 A quick introduction to HTML (2)
1.9.2 Syntax errors (2)
3.2.5.1.2 Flow content (2) (3) (4) (5) (6)
3.2.5.1.4 Heading content (2) (3) (4) (5) (6)
3.2.5.1.8 Palpable content (2) (3) (4) (5) (6)
3.2.7 WAI-ARIA (2) (3) (4) (5) (6)
4.4 Sections
4.4.2 The section element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements (2) (3)
4.4.7 The hgroup element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14)
4.4.8 The header element (2) (3) (4)
4.4.11 Headings and sections (2) (3)
4.4.11.1 Creating an outline (2)
4.5.2 The hr element
4.5.7 The li element
4.6.17 The b element (2)
4.8.11 The canvas element
8.1.2.4 Optional tags (2) (3) (4) (5) (6)
10.2 Non-conforming features (2) (3) (4) (5)
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
Element content categories (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18)
Interfaces (2) (3) (4) (5) (6)
h2
1.8 A quick introduction to HTML (2)
1.9.2 Syntax errors (2)
3.2.5.1.2 Flow content (2) (3) (4) (5) (6)
3.2.5.1.4 Heading content (2) (3) (4) (5) (6)
3.2.5.1.8 Palpable content (2) (3) (4) (5) (6)
3.2.7 WAI-ARIA (2) (3) (4) (5) (6)
4.4 Sections
4.4.2 The section element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements (2) (3)
4.4.7 The hgroup element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14)
4.4.8 The header element (2) (3) (4)
4.4.11 Headings and sections (2) (3)
4.4.11.1 Creating an outline (2)
4.5.2 The hr element
4.5.7 The li element
4.6.17 The b element (2)
4.8.11 The canvas element
8.1.2.4 Optional tags (2) (3) (4) (5) (6)
10.2 Non-conforming features (2) (3) (4) (5)
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
Element content categories (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18)
Interfaces (2) (3) (4) (5) (6)
h3
1.8 A quick introduction to HTML (2)
1.9.2 Syntax errors (2)
3.2.5.1.2 Flow content (2) (3) (4) (5) (6)
3.2.5.1.4 Heading content (2) (3) (4) (5) (6)
3.2.5.1.8 Palpable content (2) (3) (4) (5) (6)
3.2.7 WAI-ARIA (2) (3) (4) (5) (6)
4.4 Sections
4.4.2 The section element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements (2) (3)
4.4.7 The hgroup element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14)
4.4.8 The header element (2) (3) (4)
4.4.11 Headings and sections (2) (3)
4.4.11.1 Creating an outline (2)
4.5.2 The hr element
4.5.7 The li element
4.6.17 The b element (2)
4.8.11 The canvas element
8.1.2.4 Optional tags (2) (3) (4) (5) (6)
10.2 Non-conforming features (2) (3) (4) (5)
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
Element content categories (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18)
Interfaces (2) (3) (4) (5) (6)
h4
1.8 A quick introduction to HTML (2)
1.9.2 Syntax errors (2)
3.2.5.1.2 Flow content (2) (3) (4) (5) (6)
3.2.5.1.4 Heading content (2) (3) (4) (5) (6)
3.2.5.1.8 Palpable content (2) (3) (4) (5) (6)
3.2.7 WAI-ARIA (2) (3) (4) (5) (6)
4.4 Sections
4.4.2 The section element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements (2) (3)
4.4.7 The hgroup element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14)
4.4.8 The header element (2) (3) (4)
4.4.11 Headings and sections (2) (3)
4.4.11.1 Creating an outline (2)
4.5.2 The hr element
4.5.7 The li element
4.6.17 The b element (2)
4.8.11 The canvas element
8.1.2.4 Optional tags (2) (3) (4) (5) (6)
10.2 Non-conforming features (2) (3) (4) (5)
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
Element content categories (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18)
Interfaces (2) (3) (4) (5) (6)
h5
1.8 A quick introduction to HTML (2)
1.9.2 Syntax errors (2)
3.2.5.1.2 Flow content (2) (3) (4) (5) (6)
3.2.5.1.4 Heading content (2) (3) (4) (5) (6)
3.2.5.1.8 Palpable content (2) (3) (4) (5) (6)
3.2.7 WAI-ARIA (2) (3) (4) (5) (6)
4.4 Sections
4.4.2 The section element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements (2) (3)
4.4.7 The hgroup element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14)
4.4.8 The header element (2) (3) (4)
4.4.11 Headings and sections (2) (3)
4.4.11.1 Creating an outline (2)
4.5.2 The hr element
4.5.7 The li element
4.6.17 The b element (2)
4.8.11 The canvas element
8.1.2.4 Optional tags (2) (3) (4) (5) (6)
10.2 Non-conforming features (2) (3) (4) (5)
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
Element content categories (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18)
Interfaces (2) (3) (4) (5) (6)
h6
1.8 A quick introduction to HTML (2)
1.9.2 Syntax errors (2)
3.2.5.1.2 Flow content (2) (3) (4) (5) (6)
3.2.5.1.4 Heading content (2) (3) (4) (5) (6)
3.2.5.1.8 Palpable content (2) (3) (4) (5) (6)
3.2.7 WAI-ARIA (2) (3) (4) (5) (6)
4.4 Sections
4.4.2 The section element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements (2) (3)
4.4.7 The hgroup element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14)
4.4.8 The header element (2) (3) (4)
4.4.11 Headings and sections (2) (3)
4.4.11.1 Creating an outline (2)
4.5.2 The hr element
4.5.7 The li element
4.6.17 The b element (2)
4.8.11 The canvas element
8.1.2.4 Optional tags (2) (3) (4) (5) (6)
10.2 Non-conforming features (2) (3) (4) (5)
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
Element content categories (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18)
Interfaces (2) (3) (4) (5) (6)
hard
*** wrap attribute is an enumerated attribute with two keywords and states: the soft keyword which maps to the Soft state, and the ... keyword which maps to the Hard state. The missing value default is the Soft state.
4.10.13 The textarea element
Attributes
Hard
... state indicates that the text in the textarea is to have newlines added by the user agent so that the text is wrapped when it is submitted.
4.10.13 The textarea element (2) (3)
has range limitations
4.10.7.2.10 The min and max attributes
hash
*** a element also supports the complement of URL decomposition IDL attributes, protocol, host, port, hostname, pathname, search, and .... These must follow the rules given for URL decomposition IDL attributes, with the input being the result of resolving the element's href attribute relative to the element, if there is such an attribute and resolving it is successful, or the empty string otherwise; and the common setter action being the same as setting the element's href attribute to the new output value.
4.6.1 The a element (2)
hash
*** area element also supports the complement of URL decomposition IDL attributes, protocol, host, port, hostname, pathname, search, and .... These must follow the rules given for URL decomposition IDL attributes, with the input being the result of resolving the element's href attribute relative to the element, if there is such an attribute and resolving it is successful, or the empty string otherwise; and the common setter action being the same as setting the element's href attribute to the new output value.
4.8.13 The area element (2)
hash
*** Location interface also has the complement of URL decomposition IDL attributes, protocol, host, port, hostname, pathname, search, and ....
5.4.3 The Location interface (2)
hashchange
5.5.1 History traversal
6.1.2.1 Event handlers on elements, Document objects, and Window objects
Attributes
Events
HashChangeEvent
5.5.1 History traversal
Events
HashChangeEventInit
5.5.1 History traversal (2)
HAVE_CURRENT_DATA
4.8.10 Media elements
4.8.10.5 Loading the media resource
4.8.10.7 Ready states (2) (3) (4) (5)
4.8.10.16 Event summary (2) (3)
HAVE_ENOUGH_DATA
4.8.10 Media elements
4.8.10.7 Ready states (2)
4.8.10.16 Event summary (2)
HAVE_FUTURE_DATA
4.8.10 Media elements
4.8.10.5 Loading the media resource
4.8.10.7 Ready states (2) (3) (4)
4.8.10.16 Event summary (2) (3) (4)
HAVE_METADATA
4.8.10 Media elements
4.8.10.5 Loading the media resource
4.8.10.7 Ready states (2) (3) (4) (5) (6)
4.8.10.16 Event summary (2)
HAVE_NOTHING
4.8.10 Media elements
4.8.10.7 Ready states (2)
4.8.10.12.1 Text track model
4.8.10.16 Event summary
head
1.8 A quick introduction to HTML (2) (3) (4)
3.1.4 DOM tree accessors
3.2.7 WAI-ARIA
4.1.1 The html element
4.2.1 The head element (2) (3)
4.2.2 The title element
4.2.3 The base element
4.2.4 The link element
4.2.5 The meta element (2) (3)
4.2.5.1 Standard metadata names
4.2.5.3 Pragma directives
4.2.5.5 Specifying the document's character encoding
4.2.6 The style element
4.3.2 The noscript element (2) (3) (4) (5) (6) (7)
8.1 Writing HTML documents (2)
8.1.2.4 Optional tags (2) (3) (4)
10.2 Non-conforming features
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10)
Interfaces
header
3.2.5.1.2 Flow content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA
4.4 Sections
4.4.4 The article element
4.4.8 The header element (2) (3) (4) (5) (6) (7) (8) (9)
4.4.9 The footer element
4.4.10 The address element
4.5.9 The dt element
4.9.10 The th element
4.13.1 The main part of the content
8.1.2.4 Optional tags
Elements
Element content categories (2)
Interfaces
headers
*** td and th element may have a ... content attribute specified. The headers attribute, if specified, must contain a string consisting of an unordered set of unique space-separated tokens that are case-sensitive, each of which must have the value of an ID of a th element taking part in the same table as the td or th element.
4.9.1.1 Techniques for describing tables
4.9.9 The td element
4.9.10 The th element
4.9.11 Attributes common to td and th elements (2) (3)
Elements (2)
Attributes (2)
headers
... IDL attribute must reflect the content attribute of the same name.
4.9.11 Attributes common to td and th elements (2)
Heading content
3.2.5.1 Kinds of content
3.2.5.1.3 Sectioning content
3.2.5.1.4 Heading content
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
4.4.7 The hgroup element (2)
4.4.10 The address element
4.4.11 Headings and sections
4.5.9 The dt element
4.9.10 The th element
Elements (2)
Element content categories
Headings and sections
3.2.5.1.3 Sectioning content
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
4.4.7 The hgroup element
4.4.11 Headings and sections
height
*** canvas element has two attributes to control the size of the coordinate space: width and .... These attributes, when specified, must have values that are valid non-negative integers. The width attribute defaults to 300, and the height attribute defaults to 150.
4.8.11 The canvas element (2) (3)
Elements
Attributes
height
*** width and ... IDL attributes must reflect the respective content attributes of the same name, with the same defaults.
4.8.11 The canvas element (2)
height
*** width and ... attributes on img, iframe, embed, object, video, and, when their type attribute is in the Image Button state, input elements may be specified to give the dimensions of the visual content of the element (the width and height respectively, relative to the nominal direction of the output medium), in CSS pixels. The attributes, if specified, must have values that are valid non-negative integers.
4.8.1 The img element (2) (3)
4.8.1.1.11 An image not intended for the user
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.6 The video element
4.8.17 Dimension attributes (2)
4.10.7 The input element (2) (3)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search)
4.10.7.1.3 Telephone state (type=tel)
4.10.7.1.4 URL state (type=url)
4.10.7.1.5 E-mail state (type=email)
4.10.7.1.6 Password state (type=password)
4.10.7.1.7 Date and Time state (type=datetime)
4.10.7.1.8 Date state (type=date)
4.10.7.1.9 Month state (type=month)
4.10.7.1.10 Week state (type=week)
4.10.7.1.11 Time state (type=time)
4.10.7.1.12 Local Date and Time state (type=datetime-local)
4.10.7.1.13 Number state (type=number)
4.10.7.1.14 Range state (type=range)
4.10.7.1.15 Color state (type=color)
4.10.7.1.16 Checkbox state (type=checkbox)
4.10.7.1.17 Radio Button state (type=radio)
4.10.7.1.18 File Upload state (type=file)
4.10.7.1.19 Submit Button state (type=submit)
4.10.7.1.20 Image Button state (type=image)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
Elements (2) (3) (4) (5) (6)
Attributes (2) (3) (4) (5) (6)
height
*** width and ... IDL attributes on the iframe, embed, object, and video elements must reflect the respective content attributes of the same name.
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.6 The video element
4.8.17 Dimension attributes
height
... on td and th elements
10.2 Non-conforming features
height
*** align, alt, archive, code, ..., hspace, name, object, vspace, and width IDL attributes must reflect the respective content attributes of the same name. For the purposes of reflection, the applet element's object content attribute is defined as containing a URL.
10.2 Non-conforming features
height
*** behavior, direction, ..., hspace, vspace, and width IDL attributes must reflect the respective content attributes of the same name.
10.2 Non-conforming features
height
*** abbr, align, axis, ..., and width IDL attributes of the td and th elements must reflect the respective content attributes of the same name.
10.2 Non-conforming features
hgroup
3.2.1 Semantics
3.2.5.1.2 Flow content
3.2.5.1.4 Heading content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA (2) (3) (4) (5) (6) (7)
4.4 Sections
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
4.4.7 The hgroup element (2) (3) (4) (5) (6) (7) (8) (9) (10)
4.4.8 The header element
4.4.11 Headings and sections
8.1.2.4 Optional tags
Elements (2)
Element content categories (2) (3)
Interfaces
Hidden
4.8.10.12.1 Text track model
4.8.10.12.3 Text track API
hidden
4.10.7 The input element
Hidden
3.2.5.1.7 Interactive content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA
4.10.2 Categories
4.10.7 The input element (2) (3) (4) (5) (6)
4.10.7.1.1 Hidden state (type=hidden)
4.10.19.1 Naming form controls
Element content categories (2)
hidden
3.2.3 Global attributes
3.2.3.8 The style attribute
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA
4.11.3 The command element
7.1 The hidden attribute (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
Attributes
hidden
... IDL attribute must reflect the content attribute of the same name.
3.2.2 Elements in the DOM
7.1 The hidden attribute
Hidden State
4.11.5 Commands (2) (3)
hierarchical URL
2.5.2 Resolving URLs
high
4.10.17 The meter element (2) (3) (4) (5) (6) (7)
Elements
Attributes
Hint
4.11.5 Commands (2)
history
... attribute of the Window interface must return the object implementing the History interface for that Window object's Document.
5.2 The Window object
5.4.1 The session history of browsing contexts
5.4.2 The History interface (2) (3) (4) (5) (6) (7)
5.4.3 The Location interface
History
... { readonly attribute long length; readonly attribute any state; void go(optional long delta); void back(); void forward(); void pushState(any data, DOMString title, optional DOMString url); void replaceState(any data, DOMString title, optional DOMString url); };
5.2 The Window object
5.4.1 The session history of browsing contexts (2) (3) (4)
5.4.2 The History interface (2) (3) (4)
home subtree
2.1.3 DOM trees (2)
3.2.3.1 The id attribute
10.1 Obsolete but conforming features (2)
horizontal
4.8.10.12.1 Text track model (2)
4.8.10.12.3 Text track API
host
*** a element also supports the complement of URL decomposition IDL attributes, protocol, ..., port, hostname, pathname, search, and hash. These must follow the rules given for URL decomposition IDL attributes, with the input being the result of resolving the element's href attribute relative to the element, if there is such an attribute and resolving it is successful, or the empty string otherwise; and the common setter action being the same as setting the element's href attribute to the new output value.
4.6.1 The a element (2)
host
*** area element also supports the complement of URL decomposition IDL attributes, protocol, ..., port, hostname, pathname, search, and hash. These must follow the rules given for URL decomposition IDL attributes, with the input being the result of resolving the element's href attribute relative to the element, if there is such an attribute and resolving it is successful, or the empty string otherwise; and the common setter action being the same as setting the element's href attribute to the new output value.
4.8.13 The area element (2)
host
*** Location interface also has the complement of URL decomposition IDL attributes, protocol, ..., port, hostname, pathname, search, and hash.
5.4.3 The Location interface (2)
hostname
*** a element also supports the complement of URL decomposition IDL attributes, protocol, host, port, ..., pathname, search, and hash. These must follow the rules given for URL decomposition IDL attributes, with the input being the result of resolving the element's href attribute relative to the element, if there is such an attribute and resolving it is successful, or the empty string otherwise; and the common setter action being the same as setting the element's href attribute to the new output value.
4.6.1 The a element (2)
hostname
*** area element also supports the complement of URL decomposition IDL attributes, protocol, host, port, ..., pathname, search, and hash. These must follow the rules given for URL decomposition IDL attributes, with the input being the result of resolving the element's href attribute relative to the element, if there is such an attribute and resolving it is successful, or the empty string otherwise; and the common setter action being the same as setting the element's href attribute to the new output value.
4.8.13 The area element (2)
hostname
*** Location interface also has the complement of URL decomposition IDL attributes, protocol, host, port, ..., pathname, search, and hash.
5.4.3 The Location interface (2)
hr
1.9.1 Presentational markup
1.9.2 Syntax errors
3.2.5.1.2 Flow content
3.2.7 WAI-ARIA
4.5 Grouping content
4.5.2 The hr element (2) (3) (4) (5) (6)
8.1.2 Elements
8.1.2.4 Optional tags
10.2 Non-conforming features (2) (3) (4) (5) (6) (7)
Elements
Element content categories
Interfaces
href
... content attribute, if specified, must contain a valid URL potentially surrounded by spaces.
4.2.3 The base element (2) (3) (4)
Elements
Attributes
href
... and target IDL attributes must reflect the respective content attributes of the same name.
4.2.3 The base element (2)
href
..., target, rel, media, hreflang, and type, must reflect the respective content attributes of the same name.
1.8 A quick introduction to HTML
4.6.1 The a element (2)
href
*** alt, coords, ..., target, rel, media, hreflang, and type, each must reflect the respective content attributes of the same name.
4.8.13 The area element (2)
hreflang
*** href, target, rel, media, ..., and type, must reflect the respective content attributes of the same name.
4.6.1 The a element (2)
hreflang
*** alt, coords, href, target, rel, media, ..., and type, each must reflect the respective content attributes of the same name.
4.8.13 The area element (2)
hspace
... on embed elements
4.8.3 The embed element
10.2 Non-conforming features
hspace
... on iframe elements
10.2 Non-conforming features
hspace
... on input elements
10.2 Non-conforming features
hspace
... on img elements
10.2 Non-conforming features
hspace
... on object elements
10.2 Non-conforming features
hspace
*** align, alt, archive, code, height, ..., name, object, vspace, and width IDL attributes must reflect the respective content attributes of the same name. For the purposes of reflection, the applet element's object content attribute is defined as containing a URL.
10.2 Non-conforming features
hspace
*** behavior, direction, height, ..., vspace, and width IDL attributes must reflect the respective content attributes of the same name.
10.2 Non-conforming features
hspace
*** name, align, border, ..., and vspace IDL attributes of the img element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
hspace
*** align, archive, border, code, declare, ..., standby, and vspace IDL attributes of the object element must reflect the respective content attributes of the same name.
10.2 Non-conforming features
html
1.8 A quick introduction to HTML (2)
3.1.4 DOM tree accessors
3.2.7 WAI-ARIA
4.1 The root element
4.1.1 The html element (2) (3)
4.2.1 The head element
4.2.3 The base element
4.4.1 The body element (2) (3)
4.8.2 The iframe element
8.1 Writing HTML documents (2) (3) (4) (5) (6)
8.1.2.4 Optional tags (2) (3) (4) (5)
10.2 Non-conforming features (2)
Elements (2) (3)
Interfaces
HTML elements
2.1.2 XML
3.2.2 Elements in the DOM (2) (3)
3.2.3 Global attributes (2) (3) (4) (5)
3.2.3.2 The title attribute
3.2.3.3 The lang and xml:lang attributes (2) (3) (4)
3.2.3.7 The class attribute
3.2.3.8 The style attribute
3.2.3.9 Embedding custom non-visible data with the data-* attributes (2)
3.2.4.1 Attributes
3.2.5 Content models (2) (3)
3.2.6 Requirements relating to bidirectional-algorithm formatting characters (2) (3) (4) (5)
3.2.7 WAI-ARIA (2) (3)
4.4.1 The body element
4.8.10.12.3 Text track API
6.1.2 Events
6.1.2.1 Event handlers on elements, Document objects, and Window objects (2)
7.1 The hidden attribute
7.4.2 The accesskey attribute
7.6.6 The draggable attribute
7.6.7 The dropzone attribute
8.1.2 Elements
Attributes (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31) (32) (33) (34) (35) (36) (37) (38) (39) (40) (41) (42) (43) (44) (45) (46) (47) (48) (49) (50) (51) (52) (53)
HTML MIME type
2.1.1 Resources
8 The HTML syntax
HTML namespace
2.1 Terminology (2)
2.1.2 XML (2)
2.7 Namespaces
3.2.3 Global attributes
3.2.5.1.6 Embedded content
4.8.16 SVG
11.3 application/xhtml+xml (2)
HTMLAllCollection
2.6.2 Collections
2.6.2.1 HTMLAllCollection (2) (3) (4) (5)
HTMLAnchorElement
4.6.1 The a element
Elements
Interfaces
HTMLAreaElement
4.8.13 The area element
Elements
Interfaces
HTMLAudioElement
4.8.7 The audio element
Elements
Interfaces
HTMLBaseElement
4.2.3 The base element
Elements
Interfaces
HTMLBodyElement
4.4.1 The body element
Elements
Interfaces
HTMLBRElement
4.6.26 The br element
Elements
Interfaces
HTMLButtonElement
4.10.8 The button element
Elements
Interfaces
HTMLCanvasElement
4.8.11 The canvas element
Elements
Interfaces
HTMLCommandElement
4.11.3 The command element
Elements
Interfaces
HTMLDataListElement
4.10.10 The datalist element
Elements
Interfaces
HTMLDetailsElement
4.11.1 The details element
Elements
Interfaces
HTMLDivElement
4.5.13 The div element
Elements
Interfaces
HTMLDListElement
4.5.8 The dl element
Elements
Interfaces
HTMLElement
2.6.2.3 HTMLOptionsCollection
3.1.1 Documents in the DOM
3.2.2 Elements in the DOM (2) (3) (4)
4.1.1 The html element
4.2.1 The head element
4.2.2 The title element
4.2.3 The base element
4.2.4 The link element
4.2.5 The meta element
4.2.6 The style element
4.3.1 The script element
4.3.2 The noscript element
4.4.1 The body element
4.4.2 The section element
4.4.3 The nav element
4.4.4 The article element
4.4.5 The aside element
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
4.4.7 The hgroup element
4.4.8 The header element
4.4.9 The footer element
4.4.10 The address element
4.5.1 The p element
4.5.2 The hr element
4.5.3 The pre element
4.5.4 The blockquote element
4.5.5 The ol element
4.5.6 The ul element
4.5.7 The li element
4.5.8 The dl element
4.5.9 The dt element
4.5.10 The dd element
4.5.11 The figure element
4.5.12 The figcaption element
4.5.13 The div element
4.6.1 The a element
4.6.2 The em element
4.6.3 The strong element
4.6.4 The small element
4.6.5 The s element
4.6.6 The cite element
4.6.8 The dfn element
4.6.9 The abbr element
4.6.10 The time element
4.6.11 The code element
4.6.12 The var element
4.6.13 The samp element
4.6.14 The kbd element
4.6.15 The sub and sup elements
4.6.16 The i element
4.6.17 The b element
4.6.18 The u element
4.6.19 The mark element
4.6.20 The ruby element
4.6.21 The rt element
4.6.22 The rp element
4.6.23 The bdi element
4.6.24 The bdo element
4.6.25 The span element
4.6.26 The br element
4.6.27 The wbr element
4.7.3 Attributes common to ins and del elements
4.8.1 The img element
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.5 The param element
4.8.8 The source element
4.8.9 The track element
4.8.10 Media elements
4.8.11 The canvas element
4.8.12 The map element
4.8.13 The area element
4.9.1 The table element (2) (3) (4) (5) (6)
4.9.2 The caption element
4.9.3 The colgroup element
4.9.5 The tbody element (2)
4.9.8 The tr element (2)
4.9.11 Attributes common to td and th elements
4.10.3 The form element
4.10.4 The fieldset element
4.10.5 The legend element
4.10.6 The label element (2)
4.10.7 The input element (2)
4.10.8 The button element
4.10.9 The select element (2)
4.10.10 The datalist element
4.10.11 The optgroup element
4.10.12 The option element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
4.10.16 The progress element
4.10.17 The meter element
4.11.1 The details element
4.11.2 The summary element
4.11.3 The command element (2)
4.11.4 The menu element
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31) (32) (33) (34) (35) (36) (37)
Interfaces (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31) (32) (33) (34) (35) (36) (37) (38) (39) (40) (41) (42) (43) (44) (45) (46) (47) (48) (49) (50) (51) (52) (53) (54) (55) (56) (57) (58) (59) (60) (61) (62) (63) (64) (65) (66) (67) (68) (69) (70) (71) (72) (73) (74) (75) (76) (77) (78) (79) (80) (81) (82) (83) (84) (85) (86) (87) (88) (89) (90) (91) (92) (93) (94) (95) (96) (97) (98) (99) (100) (101) (102) (103) (104) (105) (106) (107) (108)
HTMLEmbedElement
4.8.3 The embed element
Elements
Interfaces
HTMLFieldSetElement
4.10.4 The fieldset element
Elements
Interfaces
htmlFor
... IDL attribute must reflect the for content attribute.
4.10.6 The label element (2)
htmlFor
... IDL attribute must reflect the for content attribute.
4.10.15 The output element (2)
HTMLFormControlsCollection
2.6.2 Collections
2.6.2.2 HTMLFormControlsCollection (2)
4.10.3 The form element
4.10.4 The fieldset element (2)
HTMLFormElement
4.8.4 The object element
4.10.3 The form element
4.10.4 The fieldset element
4.10.5 The legend element
4.10.6 The label element
4.10.7 The input element
4.10.8 The button element
4.10.9 The select element
4.10.12 The option element
4.10.13 The textarea element
4.10.14 The keygen element
4.10.15 The output element
Elements
Interfaces
HTMLHeadElement
3.1.1 Documents in the DOM
4.2.1 The head element
Elements
Interfaces
HTMLHeadingElement
4.4.6 The h1, h2, h3, h4, h5, and h6 elements
Elements
Interfaces (2) (3) (4) (5) (6)
HTMLHRElement
4.5.2 The hr element
Elements
Interfaces
HTMLHtmlElement
4.1.1 The html element
Elements
Interfaces
HTMLIFrameElement
4.8.2 The iframe element
Elements
Interfaces
HTMLImageElement
4.8.1 The img element (2) (3)
Elements
Interfaces
HTMLInputElement
4.10.7 The input element
Elements
Interfaces
HTMLKeygenElement
4.10.14 The keygen element
Elements
Interfaces
HTMLLabelElement
4.10.6 The label element
Elements
Interfaces
HTMLLegendElement
4.10.5 The legend element
Elements
Interfaces
HTMLLIElement
4.5.7 The li element
Elements
Interfaces
HTMLLinkElement
4.2.4 The link element (2)
Elements
Interfaces
HTMLMapElement
4.8.12 The map element
Elements
Interfaces
HTMLMediaElement
4.8.6 The video element
4.8.7 The audio element
4.8.10 Media elements
Interfaces (2)
HTMLMenuElement
3.2.2 Elements in the DOM
4.11.4 The menu element
Elements
Interfaces
HTMLMetaElement
4.2.5 The meta element
Elements
Interfaces
HTMLMeterElement
4.10.17 The meter element
Elements
Interfaces
HTMLModElement
4.7.1 The ins element
4.7.2 The del element
4.7.3 Attributes common to ins and del elements (2)
Elements (2)
Interfaces (2)
HTMLObjectElement
4.8.4 The object element
Elements
Interfaces
HTMLOListElement
4.5.5 The ol element
Elements
Interfaces
HTMLOptGroupElement
2.6.2.3 HTMLOptionsCollection
4.10.9 The select element
4.10.11 The optgroup element
Elements
Interfaces
HTMLOptionElement
2.6.2.3 HTMLOptionsCollection (2)
4.10.9 The select element (2)
4.10.12 The option element
Elements
Interfaces
HTMLOptionsCollection
2.6.2 Collections
2.6.2.3 HTMLOptionsCollection (2)
4.10.9 The select element (2)
HTMLOutputElement
4.10.15 The output element
Elements
Interfaces
HTMLParagraphElement
4.5.1 The p element
Elements
Interfaces
HTMLParamElement
4.8.5 The param element
Elements
Interfaces
HTMLPreElement
4.5.3 The pre element
Elements
Interfaces
HTMLProgressElement
4.10.16 The progress element
Elements
Interfaces
HTMLQuoteElement
4.5.4 The blockquote element (2)
4.6.7 The q element
Elements (2)
Interfaces (2)
HTMLScriptElement
4.3.1 The script element
Elements
Interfaces
HTMLSelectElement
4.10.9 The select element
Elements
Interfaces
HTMLSourceElement
4.8.8 The source element
Elements
Interfaces
HTMLSpanElement
4.6.25 The span element
Elements
Interfaces
HTMLStyleElement
4.2.6 The style element (2)
Elements
Interfaces
HTMLTableCaptionElement
4.9.1 The table element
4.9.2 The caption element
Elements
Interfaces
HTMLTableCellElement
4.9.9 The td element
4.9.10 The th element
4.9.11 Attributes common to td and th elements (2)
Interfaces (2)
HTMLTableColElement
4.9.3 The colgroup element
4.9.4 The col element
Elements (2)
Interfaces (2)
HTMLTableDataCellElement
4.9.9 The td element
Elements
Interfaces
HTMLTableElement
4.9.1 The table element
Elements
Interfaces
HTMLTableHeaderCellElement
4.9.10 The th element
Elements
Interfaces
HTMLTableRowElement
4.9.8 The tr element
Elements
Interfaces
HTMLTableSectionElement
4.9.1 The table element (2)
4.9.5 The tbody element (2)
4.9.6 The thead element
4.9.7 The tfoot element
Elements (2) (3)
Interfaces (2) (3)
HTMLTextAreaElement
4.10.13 The textarea element
Elements
Interfaces
HTMLTimeElement
4.6.10 The time element
Elements
Interfaces
HTMLTitleElement
4.2.2 The title element
Elements
Interfaces
HTMLTrackElement
4.8.9 The track element
Elements
Interfaces
HTMLUListElement
4.5.6 The ul element
Elements
Interfaces
HTMLUnknownElement
3.2.2 Elements in the DOM
HTMLVideoElement
4.8.6 The video element
Elements
Interfaces
http-equiv
4.2.5 The meta element (2) (3) (4) (5) (6) (7) (8)
4.2.5.3 Pragma directives (2) (3) (4) (5) (6)
4.2.5.5 Specifying the document's character encoding (2)
Elements
Attributes
httpEquiv
4.2.5 The meta element (2)

top A B C D E F G H I J K L M N O P Q R S T U V W X Y end

i
4.5.5 The ol element
I
4.5.5 The ol element
i
1.9.1 Presentational markup
1.9.2 Syntax errors (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.8 Palpable content
4.6 Text-level semantics
4.6.2 The em element
4.6.16 The i element (2) (3) (4) (5) (6) (7) (8)
4.6.17 The b element
4.6.18 The u element
4.6.28 Usage summary
4.13.4 Conversations
Elements
Element content categories (2) (3)
Interfaces
icon
... attribute gives a picture that represents the command. If the attribute is specified, the attribute's value must contain a valid non-empty URL potentially surrounded by spaces.
4.11.3 The command element (2) (3) (4)
Elements
Attributes
icon
*** label, ..., disabled, checked, and radiogroup IDL attributes must reflect the respective content attributes of the same name.
4.11.3 The command element (2)
Icon
4.11.5 Commands (2)
icon
4.2.4 The link element (2)
4.12.3 Link types
4.12.3.5 Link type "icon" (2) (3) (4)
Attributes
id
1.9.3 Restrictions on content models and on attribute values
3.2.3 Global attributes
3.2.3.1 The id attribute (2)
4.8.12 The map element
10.1 Obsolete but conforming features
10.2 Non-conforming features
Attributes
ID
4.11.5 Commands (2)
IDL attributes
2.1 Terminology
IDLE
5.6.3 Application cache API (2) (3) (4)
iframe
1.8.1 Writing secure applications with HTML
2.1.5 Plugins
2.6.2.1 HTMLAllCollection
3.1.3 Resource metadata management
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.6 Embedded content
3.2.5.1.7 Interactive content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA
4.2.5.5 Specifying the document's character encoding
4.8 Embedded content
4.8.2 The iframe element (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31)
4.8.17 Dimension attributes (2)
5.1 Browsing contexts
5.1.1 Nested browsing contexts (2) (3) (4)
5.1.4 Browsing context names
10.2 Non-conforming features (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17)
Elements
Element content categories (2) (3) (4) (5)
Attributes
Interfaces
ignored
2.1.3 DOM trees
image
4.10.7 The input element
Image Button
3.2.7 WAI-ARIA
4.8.17 Dimension attributes
4.10.7 The input element (2)
4.10.7.1.20 Image Button state (type=image)
image map
4.8.1 The img element
4.8.1.1.9 A group of images that form a single larger picture with links
4.8.4 The object element
4.8.12 The map element
4.8.13 The area element (2) (3)
4.8.14 Image maps
10.2 Non-conforming features
Elements
Attributes (2) (3) (4)
Image()
4.8.1 The img element (2) (3)
Image(width)
4.8.1 The img element (2)
Image(width, height)
4.8.1 The img element (2)
img
1.8.1 Writing secure applications with HTML
1.8.2 Common pitfalls to avoid when using the scripting APIs (2) (3)
2.6.2.1 HTMLAllCollection
3.1.4 DOM tree accessors
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.6 Embedded content
3.2.5.1.7 Interactive content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA (2) (3)
4.8 Embedded content
4.8.1 The img element (2) (3) (4) (5) (6) (7)
4.8.1.1.3 A phrase or paragraph with an alternative graphical representation: charts, diagrams, graphs, maps, illustrations
4.8.1.1.10 A key part of the content (2)
4.8.1.1.11 An image not intended for the user (2)
4.8.12 The map element
4.8.14 Image maps (2)
4.8.17 Dimension attributes
4.10.3 The form element
4.10.7.1.20 Image Button state (type=image)
6.1.1 Introduction
8.1.2 Elements
10.1 Obsolete but conforming features
10.2 Non-conforming features (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
11.1 text/html
Elements
Element content categories (2) (3) (4) (5)
Interfaces
Events
in a Document
2.1.3 DOM trees (2) (3)
4.11.3 The command element
4.11.5 Commands
5.1.1 Nested browsing contexts (2)
indeterminate
3.2.7 WAI-ARIA
4.10.7 The input element (2)
4.10.7.1.16 Checkbox state (type=checkbox) (2) (3) (4)
Inline documentation for external scripts
4.3.1 The script element
4.3.1.2 Restrictions for contents of script elements
4.3.1.3 Inline documentation for external scripts
input
3.2.3.2 The title attribute
3.2.3.6 The dir attribute
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.7 Interactive content
3.2.5.1.8 Palpable content
3.2.7 WAI-ARIA (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27)
4.8.17 Dimension attributes
4.10.1.1 Writing a form's user interface (2) (3) (4) (5) (6)
4.10.1.4 Client-side form validation
4.10.2 Categories (2) (3) (4) (5)
4.10.3 The form element (2)
4.10.7 The input element (2) (3) (4) (5) (6)
4.10.7.1.1 Hidden state (type=hidden)
4.10.7.1.2 Text (type=text) state and Search state (type=search) (2)
4.10.7.1.3 Telephone state (type=tel) (2)
4.10.7.1.4 URL state (type=url) (2)
4.10.7.1.5 E-mail state (type=email) (2) (3)
4.10.7.1.6 Password state (type=password) (2)
4.10.7.1.7 Date and Time state (type=datetime) (2) (3)
4.10.7.1.8 Date state (type=date) (2)
4.10.7.1.9 Month state (type=month) (2)
4.10.7.1.10 Week state (type=week) (2)
4.10.7.1.11 Time state (type=time) (2)
4.10.7.1.12 Local Date and Time state (type=datetime-local) (2) (3)
4.10.7.1.13 Number state (type=number) (2)
4.10.7.1.14 Range state (type=range) (2)
4.10.7.1.15 Color state (type=color) (2)
4.10.7.1.16 Checkbox state (type=checkbox) (2)
4.10.7.1.17 Radio Button state (type=radio) (2) (3) (4) (5) (6) (7)
4.10.7.1.18 File Upload state (type=file) (2) (3)
4.10.7.1.19 Submit Button state (type=submit) (2)
4.10.7.1.20 Image Button state (type=image) (2) (3)
4.10.7.1.21 Reset Button state (type=reset)
4.10.7.1.22 Button state (type=button)
4.10.7.2 Common input element attributes
4.10.7.2.3 The list attribute
4.10.7.2.8 The maxlength attribute
4.10.7.2.9 The pattern attribute
4.10.7.3 Common input element APIs
4.10.10 The datalist element (2)
4.10.19.5 Form submission
4.10.20 APIs for the text field selections (2) (3) (4)
8.1.2 Elements
10.1 Obsolete but conforming features (2)
10.2 Non-conforming features (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
Elements
Element content categories (2) (3) (4) (5) (6) (7) (8) (9)
Interfaces
ins
3.2.5.1.2 Flow content
3.2.5.1.5 Phrasing content
3.2.5.1.8 Palpable content
3.2.5.2 Transparent content models (2) (3) (4)
3.2.5.3 Paragraphs (2) (3) (4)
4.2.6 The style element
4.7 Edits
4.7.1 The ins element (2) (3) (4)
4.7.3 Attributes common to ins and del elements (2)
4.7.4 Edits and paragraphs (2) (3) (4) (5) (6)
4.7.5 Edits and lists (2) (3)
4.7.6 Edits and tables (2)
Elements
Element content categories (2) (3)
Interfaces
inserted into a document
2.1.3 DOM trees
inter-element whitespace
3.2.5 Content models (2) (3) (4)
3.2.5.1.5 Phrasing content (2)
3.2.5.1.8 Palpable content
3.2.5.3 Paragraphs
4.2.6 The style element (2)
4.8.1.1.10 A key part of the content (2)
Element content categories
Interactive content
1.9.3 Restrictions on content models and on attribute values
3.2.5.1 Kinds of content
3.2.5.1.7 Interactive content
4.6.1 The a element (2)
4.8.1 The img element
4.8.2 The iframe element
4.8.3 The embed element
4.8.4 The object element
4.8.6 The video element
4.8.7 The audio element
4.10.2 Categories
4.10.6 The label element
4.10.7 The input element
4.10.8 The button element (2)
4.10.9 The select element
4.10.13 The textarea element
4.10.14 The keygen element
4.11.1 The details element
4.11.4 The menu element
Elements (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15)
Element content categories
isindex
4.10.19.1 Naming form controls (2)
4.10.22.1 URL-encoded form data (2)
isindex
10.2 Non-conforming features
ismap
... attribute, when used on an element that is a descendant of an a element with an href attribute, indicates by its presence that the element provides access to a server-side image map. This affects how events are handled on the corresponding