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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 |
|---|---|
| 3935 | |
| 3936 | /** |
| 3937 | * Filter the list of enclosures already enclosed for the given post. |
| 3938 | * |
| 3939 | * @since 2.0.0 |
| 3940 | * |
| 3941 | * @param array $pung Array of enclosures for the given post. |
| 3942 | * @param int $post_id Post ID. |
| 3943 | */ |
| 3944 | return apply_filters( 'get_enclosed', $pung, $post_id ); |
| 3945 | } |
| 3946 | |
| 3947 | /** |
| 3948 | * Retrieve URLs already pinged for a post. |
| 3949 | * |
| 3950 | * @since 1.5.0 |
| 3951 | * |
| 3952 | * @global wpdb $wpdb WordPress database abstraction object. |
| 3953 | * |