Filters domains and URLs for resource preloads.

$preload_resources array

Array of resources and their attributes, or URLs to print for resource preloads.

• ...$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.
    

  Source

  File: wp-includes/general-template.php. View all references

  $preload_resources = apply_filters( 'wp_preload_resources', array() );
  

  Related

  Used By

  Used By	Description
  wp_preload_resources() wp-includes/general-template.php	Prints resource preloads directives to browsers.

  Changelog

  Version	Description
  6.1.0	Introduced.