传值：
$params['select'] = 'taobao_id,title,image,price,coupon_deduct,coupon_condition';
接受参数
$result = $result->select(\DB::raw("{$params['select']}"));
2023-09-23 11:36:51
传值：
$params['select'] = 'taobao_id,title,image,price,coupon_deduct,coupon_condition';
接受参数
$result = $result->select(\DB::raw("{$params['select']}"));