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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 |
|---|---|
| 1121 | |
| 1122 | /** |
| 1123 | * Filters the search permalink. |
| 1124 | * |
| 1125 | * @since 3.0.0 |
| 1126 | * |
| 1127 | * @param string $link Search permalink. |
| 1128 | * @param string $search The URL-encoded search term. |
| 1129 | */ |
| 1130 | return apply_filters( 'search_link', $link, $search ); |
| 1131 | } |
| 1132 | |
| 1133 | /** |
| 1134 | * Retrieves the permalink for the search results feed. |
| 1135 | * |
| 1136 | * @since 2.5.0 |
| 1137 | * |
| 1138 | * @global WP_Rewrite $wp_rewrite WordPress rewrite component. |
| 1139 | * |