Nette\Http\IResponse::deleteCookie PHP Метод

    function deleteCookie($name, $path = NULL, $domain = NULL, $secure = NULL);

 /**
  * Destroys all data registered to a session.
  * @return void
  */
 public function destroy()
 {
     if (!self::$started) {
         throw new Nette\InvalidStateException('Session is not started.');
     }
     session_destroy();
     $_SESSION = NULL;
     self::$started = FALSE;
     if (!$this->response->isSent()) {
         $params = session_get_cookie_params();
         $this->response->deleteCookie(session_name(), $params['path'], $params['domain'], $params['secure']);
     }
 }