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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 |
|---|---|
| 469 | comment_author_email = '$comment_author_email', |
| 470 | comment_approved = '$comment_approved', |
| 471 | comment_author_url = '$comment_author_url', |
| 472 | comment_date = '$comment_date', |
| 473 | comment_date_gmt = '$comment_date_gmt' |
| 474 | WHERE comment_ID = $comment_ID" ); |
| 475 | |
| 476 | $rval = $wpdb->rows_affected; |
| 477 | wp_update_comment_count($comment_post_ID); |
| 478 | do_action('edit_comment', $comment_ID); |
| 479 | return $rval; |
| 480 | } |
| 481 | |
| 482 | |
| 483 | function wp_update_comment_count($post_id) { |
| 484 | global $wpdb, $comment_count_cache; |
| 485 | $post_id = (int) $post_id; |
| 486 | if ( !$post_id ) |
| 487 | return false; |