Online PHP editor | output for Ye7Q3

<?php /** * Base interface for user-tracking filters * * @package gm_Tracking * @author Pierre GERRIER <pierre@gerrier.fr> * @copyright © 2013 Le Groupe Moniteur */ interface gmTrackerInterface { /** * Computes the tracking code * * You should override this method when you add * a new tracking filter. * * @return string The tracking markup to be inserted */ static public function get_tracking_code(); /** * Provides the label displayed in the admin bar menu * @return string */ static public function get_admin_bar_label(); /** * Provides the content displayed in the admin bar menu * @return false|string */ static public function get_admin_bar_content(); }