mirror of
https://github.com/WordPress/WordPress.git
synced 2024-10-30 15:31:04 +01:00
d0c596c992
Add missing `@since` tags for some functions. Follow-up to [49216], [49220], [49854], [51294]. See #52628, #53461. Built from https://develop.svn.wordpress.org/trunk@51304 git-svn-id: http://core.svn.wordpress.org/trunk@50913 1a063a9b-81f0-0310-95a4-ce76da25c4cd
36 lines
832 B
JavaScript
36 lines
832 B
JavaScript
/**
|
|
* File skip-link-focus-fix.js.
|
|
*
|
|
* Helps with accessibility for keyboard only users.
|
|
*
|
|
* This is the source file for what is minified in the twenty_twenty_one_skip_link_focus_fix() PHP function.
|
|
*
|
|
* Learn more: https://git.io/vWdr2
|
|
*
|
|
* @since Twenty Twenty-One 1.0
|
|
*/
|
|
( function() {
|
|
var isIe = /(trident|msie)/i.test( navigator.userAgent );
|
|
|
|
if ( isIe && document.getElementById && window.addEventListener ) {
|
|
window.addEventListener( 'hashchange', function() {
|
|
var id = location.hash.substring( 1 ),
|
|
element;
|
|
|
|
if ( ! ( /^[A-z0-9_-]+$/.test( id ) ) ) {
|
|
return;
|
|
}
|
|
|
|
element = document.getElementById( id );
|
|
|
|
if ( element ) {
|
|
if ( ! ( /^(?:a|select|input|button|textarea)$/i.test( element.tagName ) ) ) {
|
|
element.tabIndex = -1;
|
|
}
|
|
|
|
element.focus();
|
|
}
|
|
}, false );
|
|
}
|
|
}() );
|