ql-gw-laravel5/app/Common/ReturnCode.php

<?php
namespace App\Common;

class ReturnCode
{
    //通用
    const SUCCESS               = '操作成功'; //操作成功
    const FAIL                  = '操作失败'; //操作失败
    const NO_FOUND              = '您访问的页面不存在';
    const SUCCESS_CODE          = 0;
}