The
input
element
with a type attribute whose
value is "radio
" represents
a selection of one item from a list of items (a radio
button).
empty (void element)
The input element is a void element. An input element must have a start tag but must not have an end tag.
any element that can contain phrasing elements
interface HTMLInputElement : HTMLElement { attribute DOMString accept; attribute DOMString alt; attribute DOMString autocomplete; attribute boolean autofocus; attribute boolean defaultChecked; attribute boolean checked; attribute DOMString dirName; attribute boolean disabled; readonly attribute HTMLFormElement form; readonly attribute FileList files; attribute DOMString formAction; attribute DOMString formEnctype; attribute DOMString formMethod; attribute boolean formNoValidate; attribute DOMString formTarget; attribute DOMString height; attribute boolean indeterminate; readonly attribute HTMLElement list; attribute DOMString max; attribute long maxLength; attribute DOMString min; attribute boolean multiple; attribute DOMString name; attribute DOMString pattern; attribute DOMString placeholder; attribute boolean readOnly; attribute boolean required; attribute unsigned long size; attribute DOMString src; attribute DOMString step; attribute DOMString type; attribute DOMString defaultValue; attribute DOMString value; attribute Date valueAsDate; attribute double valueAsNumber; readonly attribute HTMLOptionElement selectedOption; attribute DOMString width; void stepUp(in optional long n); void stepDown(in optional long n); readonly attribute boolean willValidate; readonly attribute ValidityState validity; readonly attribute DOMString validationMessage; boolean checkValidity(); void setCustomValidity(in DOMString error); readonly attribute NodeList labels; void select(); attribute unsigned long selectionStart; attribute unsigned long selectionEnd; void setSelectionRange(in unsigned long start, in unsigned long end); };