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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.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 1033 | /** |
| 1034 | * Filter the search feed link. |
| 1035 | * |
| 1036 | * @since 2.5.0 |
| 1037 | * |
| 1038 | * @param string $link Search feed link. |
| 1039 | * @param string $feed Feed type. |
| 1040 | * @param string $type The search type. One of 'posts' or 'comments'. |
| 1041 | */ |
| 1042 | $link = apply_filters( 'search_feed_link', $link, $feed, 'posts' ); |
| 1043 | |
| 1044 | return $link; |
| 1045 | } |
| 1046 | |
| 1047 | /** |
| 1048 | * Retrieve the permalink for the comments feed of the search results. |
| 1049 | * |
| 1050 | * @since 2.5.0 |
| 1051 | * |
| Line | Code |
| 1063 | |
| 1064 | $permastruct = $wp_rewrite->get_search_permastruct(); |
| 1065 | |
| 1066 | if ( empty($permastruct) ) |
| 1067 | $link = add_query_arg('feed', 'comments-' . $feed, $link); |
| 1068 | else |
| 1069 | $link = add_query_arg('withcomments', 1, $link); |
| 1070 | |
| 1071 | /** This filter is documented in wp-includes/link-template.php */ |
| 1072 | $link = apply_filters('search_feed_link', $link, $feed, 'comments'); |
| 1073 | |
| 1074 | return $link; |
| 1075 | } |
| 1076 | |
| 1077 | /** |
| 1078 | * Retrieve the permalink for a post type archive. |
| 1079 | * |
| 1080 | * @since 3.1.0 |
| 1081 | * |