public function setCachedString($_string, $_key, $_ttl = 7200) { $_obj = new Memcache(); $_cacheConnected = $_obj->get('memcacheconnected'); if ($_cacheConnected) { if (is_array($_string)) { $_obj->cacheSet($_key, serialize($_string), $_ttl); } else { $_obj->cacheSet($_key, $_string, $_ttl); } } unset($_obj); return $_string; }