edit

act/src/Order.php

@@ -291,6 +291,7 @@ class Order extends Core
                     $code = str_replace('M', '', $code);
                 } else {
                     $check = true;
+                    $uid = substr($code, 1, 4);
                     $code = substr($code, 5);
                 }
                 
@@ -298,7 +299,6 @@ class Order extends Core
                 $info = Dever::db('code/info')->one($code);
 
                 if ($check) {
-                    $uid = substr($code, 1, 4);
                     $uid = Dever::uid($uid, 'decode');
                     if ($info && $info['create_uid'] != $uid) {
                         Dever::alert('请正确使用小刊兑换码');