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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 |
|---|---|
| 994 | |
| 995 | /** |
| 996 | * Filter the search permalink. |
| 997 | * |
| 998 | * @since 3.0.0 |
| 999 | * |
| 1000 | * @param string $link Search permalink. |
| 1001 | * @param string $search The URL-encoded search term. |
| 1002 | */ |
| 1003 | return apply_filters( 'search_link', $link, $search ); |
| 1004 | } |
| 1005 | |
| 1006 | /** |
| 1007 | * Retrieve the permalink for the feed of the search results. |
| 1008 | * |
| 1009 | * @since 2.5.0 |
| 1010 | * |
| 1011 | * @param string $search_query Optional. Search query. |
| 1012 | * @param string $feed Optional. Feed type. |