From 5a061ad9fbe6e4b508262da5db81166ec3d57376 Mon Sep 17 00:00:00 2001
From: xiaochong0302 <xiaochong0302@gmail.com>
Date: Sun, 5 Mar 2023 17:03:48 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3=E6=89=8B=E7=BB=AD=E8=B4=B9?=
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---
 app/Services/Refund.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/Services/Refund.php b/app/Services/Refund.php
index 8de8a5e3..90d66b1d 100644
--- a/app/Services/Refund.php
+++ b/app/Services/Refund.php
@@ -174,10 +174,10 @@ class Refund extends Service
 
         switch ($trade->channel) {
             case TradeModel::CHANNEL_ALIPAY:
-                $serviceRate = $alipay['service_rate'] ?: $serviceRate;
+                $serviceRate = $alipay['service_rate'] ?? $serviceRate;
                 break;
             case TradeModel::CHANNEL_WXPAY:
-                $serviceRate = $wxpay['service_rate'] ?: $serviceRate;
+                $serviceRate = $wxpay['service_rate'] ?? $serviceRate;
                 break;
         }