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Details about wp_preload_resources

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Filename Hook Type Line Number PHP Doc
wp-includes/general-template.php apply_filters 3606 /**
* Filters domains and URLs for resource preloads.
* @since 6.1.0
* @param array $preload_resources {
* Array of resources and their attributes, or URLs to print for resource preloads.
* @type array ...$0 {
* Array of resource attributes.
* @type string $href URL to include in resource preloads. 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 string $type Type of the resource (`text/html`, `text/css`, etc).
* @type string $media Accepts media types or media queries. Allows responsive preloading.
* @type string $imagesizes Responsive source size to the source Set.
* @type string $imagesrcset Responsive image sources to the source set.
* }
* }

Hook Parameters

Parameter Type Name Description
array $preload_resource s {