fix alipay sign error

go-pay · Sep 29, 2019 · 6387969 · 6387969
1 parent 5b7444d
commit 6387969
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/util.go b/util.go
@@ -159,7 +159,7 @@ func (bm BodyMap) EncodeAliPaySignParams() string {
 		buf.WriteString(bm.Get(k))
 		buf.WriteByte('&')
 	}
-	return buf.String()[:buf.Len()]
+	return buf.String()[:buf.Len()-1]
 }
 
 //HttpAgent