transition_comment_status action-hook . WP 2.7.0

Fires when the comment status is in transition.

Usage

add_action( 'transition_comment_status', 'action_function_name_1800', 10, 3 );
function action_function_name_1800( $new_status, $old_status, $comment ){
	// action...
}

$new_status(int/string)

The new comment status.

$old_status(int/string)

The old comment status.

$comment(object)

The comment data.

Where the hook is called

do_action( 'transition_comment_status', $new_status, $old_status, $comment );

Where the hook is used (in WP core)

add_action( 'transition_comment_status', '_clear_modified_cache_on_transition_comment_status', 10, 2 );