screen/application/common/model/GoodsCart.php

<?php

namespace app\common\model;

use think\Model;

/**
 * 邮箱验证码
 */
class GoodsCart Extends Model
{
    public function goods(){
        return $this->belongsTo(Goods::class);
    }
    public function sku(){
        return $this->belongsTo(GoodsSku::class);
    }
}