apply_filters( 'wp_preload_resources', array $preload_resources )

Compatibility

Present in every tracked release (6.7.7 to 7.1.0).

Parameters

$preload_resourcesarray

{ 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.
@type string $fetchpriority Fetchpriority value for the resource.
} }

• ...$0array

  Array of resource attributes.

  • $hrefstring

    URL to include in resource preloads. Required.

  • $asstring

    How the browser should treat the resource (script, style, image, document, etc).

  • $crossoriginstring

    Indicates the CORS policy of the specified resource.

  • $typestring

    Type of the resource (text/html, text/css, etc).

  • $mediastring

    Accepts media types or media queries. Allows responsive preloading.

  • $imagesizesstring

    Responsive source size to the source Set.

  • $imagesrcsetstring

    Responsive image sources to the source set.

  • $fetchprioritystring

    Fetchpriority value for the resource.

Where this hook fires · 1

• wp-includes/general-template.php:3992wp_preload_resources()

Source code

View on Trac ↗View on GitHub ↗

3986	 *         @type string $imagesizes    Responsive source size to the source Set.3987	 *         @type string $imagesrcset   Responsive image sources to the source set.3988	 *         @type string $fetchpriority Fetchpriority value for the resource.3989	 *     }3990	 * }3991	 */3992	$preload_resources = apply_filters( 'wp_preload_resources', array() );3993 3994	if ( ! is_array( $preload_resources ) ) {3995		return;3996	}3997 3998	$unique_resources = array();

Changelog

Introduced in 6.1.0. Unchanged from 6.7.7 through 7.1.0.

1. 6.7.7
2. 6.8.8
3. 6.9.7
4. 7.0.4
5. 7.1.0

Signature, return type and hooks compared across 5 parsed releases.

About this page

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