WP hooks navigation: Home/browse • Actions index • Filters index
To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 2969 | |
| 2970 | /** |
| 2971 | * Filters domains and URLs for resource hints of relation type. |
| 2972 | * |
| 2973 | * @since 4.6.0 |
| 2974 | * |
| 2975 | * @param array $urls URLs to print for resource hints. |
| 2976 | * @param string $relation_type The relation type the URLs are printed for, e.g. 'preconnect' or 'prerender'. |
| 2977 | */ |
| 2978 | $urls = apply_filters( 'wp_resource_hints', $urls, $relation_type ); |
| 2979 | |
| 2980 | foreach ( $urls as $key => $url ) { |
| 2981 | $atts = array(); |
| 2982 | |
| 2983 | if ( is_array( $url ) ) { |
| 2984 | if ( isset( $url['href'] ) ) { |
| 2985 | $atts = $url; |
| 2986 | $url = $url['href']; |
| 2987 | } else { |