<?php
namespace app\mobile\model;

use think\Model;

class Old extends Model
{
	// 表名
    protected $name = 'mobile_old';
    // 开启自动写入时间戳字段
    protected $autoWriteTimestamp = 'int';
    // 定义时间戳字段名
    protected $createTime = 'createtime';
    protected $updateTime = 'updatetime';

    // 追加属性
    protected $append = [
        'do_num'
    ];

    public function getDoNumAttr($value,$data){
    	return $data['do_num_virtual'] + $data['do_num_real'];
    }
}