Пример #1
0
 public function valid()
 {
     parent::valid();
     if (!$this->transaction_id && !$this->out_trade_no && !$this->refund_id && !$this->out_refund_no) {
         throw new YDWXException("transaction_id与out_trade_no,out_refund_no,refund_id至少设置一个");
     }
 }