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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 |
|---|---|
| 266 | |
| 267 | $comment_id = absint( $_POST['comment_ID'] ); |
| 268 | $comment_post_id = absint( $_POST['comment_post_ID'] ); |
| 269 | |
| 270 | check_admin_referer( 'update-comment_' . $comment_id ); |
| 271 | |
| 272 | edit_comment(); |
| 273 | |
| 274 | $location = ( empty( $_POST['referredby'] ) ? "edit-comments.php?p=$comment_post_id" : $_POST['referredby'] ) . '#comment-' . $comment_id; |
| 275 | $location = apply_filters( 'comment_edit_redirect', $location, $comment_id ); |
| 276 | wp_redirect( $location ); |
| 277 | |
| 278 | exit(); |
| 279 | break; |
| 280 | |
| 281 | default: |
| 282 | wp_die( __('Unknown action.') ); |
| 283 | break; |
| 284 | |