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Docs: Improve documentation for the wp_resource_hints filter.

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Clarify that as of WordPress 4.7, the `$urls` parameter can accept arrays of specific HTML attributes as its child elements, in addition to URLs.

Follow-up to [37920], [38826].

Props vanyukov, Rahmohn, desrosj, peterwilsoncc, SergeyBiryukov.
Fixes #52842.
Built from https://develop.svn.wordpress.org/trunk@51048


git-svn-id: http://core.svn.wordpress.org/trunk@50657 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Sergey Biryukov 2021-05-31 15:39:59 +00:00
parent 5232f2be96
commit d2ef664134
2 changed files with 19 additions and 3 deletions
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20
wp-includes/general-template.php
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@ -3294,9 +3294,25 @@ function wp_resource_hints() {
* Filters domains and URLs for resource hints of relation type.
*
* @since 4.6.0
* @since 4.7.0 The `$urls` parameter accepts arrays of specific HTML attributes
* as its child elements.
*
* @param array $urls URLs to print for resource hints.
* @param string $relation_type The relation type the URLs are printed for, e.g. 'preconnect' or 'prerender'.
* @param array $urls {
* Array of resources and their attributes, or URLs to print for resource hints.
*
* @type array|string ...$0 {
* Array of resource attributes, or a URL string.
*
* @type string $href URL to include in resource hints. Required.
* @type string $as How the browser should treat the resource
* (`script`, `style`, `image`, `document`, etc).
* @type string $crossorigin Indicates the CORS policy of the specified resource.
* @type float $pr Expected probability that the resource hint will be used.
* @type string $type Type of the resource (`text/html`, `text/css`, etc).
* }
* }
* @param string $relation_type The relation type the URLs are printed for,
* e.g. 'preconnect' or 'prerender'.
*/
$urls = apply_filters( 'wp_resource_hints', $urls, $relation_type );

2
wp-includes/version.php
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@ -13,7 +13,7 @@
*
* @global string $wp_version
*/
$wp_version = '5.8-alpha-51047';
$wp_version = '5.8-alpha-51048';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.