From 3be0db193b6c1b884571a21c7700f5283b274eca Mon Sep 17 00:00:00 2001
From: Vimin <shusheng732@163.com>
Date: Wed, 4 Dec 2024 20:03:46 +0800
Subject: [PATCH] =?UTF-8?q?fix:=E4=BF=AE=E5=A4=8D=E5=80=BC=E4=B8=BA0?=
 =?UTF-8?q?=E3=80=81'0'=E7=9A=84=E5=8F=82=E6=95=B0=E4=BC=9A=E8=A2=AB?=
 =?UTF-8?q?=E8=BF=87=E6=BB=A4=E7=9A=84=E9=97=AE=E9=A2=98=20(#2864)?=
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---
 src/Pay/LegacySignature.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Pay/LegacySignature.php b/src/Pay/LegacySignature.php
index 3b7de8c7c..0a82824e5 100644
--- a/src/Pay/LegacySignature.php
+++ b/src/Pay/LegacySignature.php
@@ -38,7 +38,8 @@ public function sign(array $params): array
                     'sub_appid' => $params['sub_appid'] ?? null,
                 ],
                 $params
-            )
+            ),
+            static fn ($value, $key) => !($key === 'sign' || $value === '' || is_null($value))
         );
 
         ksort($attributes);