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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 |
|---|---|
| 314 | |
| 315 | /** |
| 316 | * Filters the URI the user is redirected to after editing a comment in the admin. |
| 317 | * |
| 318 | * @since 2.1.0 |
| 319 | * |
| 320 | * @param string $location The URI the user will be redirected to. |
| 321 | * @param int $comment_id The ID of the comment being edited. |
| 322 | */ |
| 323 | $location = apply_filters( 'comment_edit_redirect', $location, $comment_id ); |
| 324 | wp_redirect( $location ); |
| 325 | |
| 326 | exit(); |
| 327 | |
| 328 | default: |
| 329 | wp_die( __('Unknown action.') ); |
| 330 | |
| 331 | } // end switch |
| 332 | |