xtu_mall/app/common/model/UserGroup.php

<?php
// +----------------------------------------------------------------------
// | 
// +----------------------------------------------------------------------
// | 
// +----------------------------------------------------------------------
// | 
// +----------------------------------------------------------------------
// | 
// +----------------------------------------------------------------------

// +----------------------------------------------------------------------
// | 会员组模型
// +----------------------------------------------------------------------
namespace app\common\model;

use think\Model;

class UserGroup extends Model
{

}