laravel 6版本中 v2.3版本

[刘斌]

退费的时候
//订单数据
$order_data = [
'out_trade_no' => request('out_trade_no'),
'refund_amount' => number_format(request('refund_amount'),2,".","")
// number_format(request('refund_amount'),2,".","")
];

$alipay = Pay::alipay($this->config);
return $alipay->refund($order_data);

\vendor\yansongda\pay\src\Gateways\Alipay\Support.php 第417行 Alipay Sign Verify FAILED 这个错误激发的