$cache = new FileCache(); $key = 'key'; $value = 'value'; // 缓存时间 $exprie = 3600; $set = $cache->set($key, $value , $exprie); // 获取缓存 $have = $cache->isHave($key); if ($have){ $get = $cache->get($key); }else{ echo '获取缓存失败'; exit(); } // 删除缓存 $delete = $cache->delete($key); // 清空缓存 $flush = $cache->flush();