cache = new memcache(); // you can replace localhost by memcached server ip addr and port no. $this->cache->connect('localhost', 10987); } // bbs.it-home.org function get_data($key) { $data = $this->cache->get($key); if($data != null) return $data; else { if($this->cache->getresultcode() == memcached::res_notfound) { //do the databse query here and fetch data $this->cache->set($key,$data_returned_from_database); } else { error_log('no data for key '.$key); } } } } $cache = mycache(); $cache->get_data('foo'); ?>
复制代码