随笔分类 -  php后台学习

摘要：这是一部分代码：$client = M("Client");$data = $client->where('user_id ='.$user_id)->select();if($data == false || $data == null){ /*查询错误*/ $str = array( 'status' => 'error', 'msg' => '查... 阅读全文