meta http-equiv=refresh – “refresh” pragma directive

meta http-equiv=refresh – “refresh” pragma directive # T

The meta element with a http-equiv attribute whose value is "refresh" represents a pragma directive that specifies either a number of seconds after which to reload the current page, or a number of seconds after which to load a different page in place of the current page, and the URL for the replacement page.

Permitted contents #

empty (void element)

Permitted attributes #

global attributes & http-equiv="refresh"★ & content★

global attributes

Any attributes permitted globally.

http-equiv = "refresh" #

Indicates that the meta element is a pragma directive that specifies either a number of seconds after which to reload the current page, or a number of seconds after which to load a different page in place of the current page, and the URL for the replacement page.

content = refresh value #

Specifies one of the following:

the number of seconds after which to reload the current page
the number of seconds after which to load a different page in place of the current page, and the URL for the replacement page

Any one of the following:

A non-negative integer.
The string consisting of the following parts, in exactly the following order:
1. A non-negative integer.
2. A ";" character.
3. One or more space characters.
4. A case-insensitive match for the string "url=".
5. A URL.

Tag omission #

The meta element is a void element. A meta element must have a start tag but must not have an end tag.

Permitted parent elements #

any element that can contain metadata elements, noscript

DOM interface #

interface HTMLMetaElement : HTMLElement {
           attribute DOMString name;
           attribute DOMString httpEquiv;
           attribute DOMString content;
};

HTML: The Markup Language Reference