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Notice: Undefined index: refund_fee in D:\phpStudy\WWW\bkp\order\wxzf\demo\refund.php on line 17

Notice: Undefined index: out_refund_no in D:\phpStudy\WWW\bkp\order\wxzf\demo\refund.php on line 19

Notice: Undefined index: money in D:\phpStudy\WWW\bkp\order\wxzf\demo\refund.php on line 21

Notice: Undefined index: transaction_id in D:\phpStudy\WWW\bkp\order\wxzf\WxPayPubHelper\WxPayPubHelper.php on line 442
退款申请接口中，out_trade_no、transaction_id至少填一个！

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