View file File name : interface-notification-handler.php Content :<?php /** * WPSEO plugin file. * * @package WPSEO\Admin\Notifiers */ /** * Dictates the required methods for a Notification Handler implementation. */ interface WPSEO_Notification_Handler { /** * Handles the notification object. * * @param Yoast_Notification_Center $notification_center The notification center object. * * @return void */ public function handle( Yoast_Notification_Center $notification_center ); }