public function getCCuser($mid = 0) { $key = "CCuser" . $mid; $memcache = APF_Cache_Factory::get_instance()->get_memcache(); $list = $memcache->get($key); $memcache->delete($key); if (!$list) { $time = "7200"; $list = parent::getCCuser($mid); $memcache->add($key, $list, 0, $time); } return $list; }