默认的

app/api/controller/user/UserController.php

@@ -632,6 +632,7 @@ class UserController
             return app('json')->fail('找不到会员，请检查查询项');
         } else {
             $info['grade_info'] = MemberGrade::where(['type' => $info['type'], 'grade' => $info['grade']])->find();
+            $info['id'] = str_pad($info['check_id'], '6', '0', STR_PAD_LEFT);
             return app('json')->success('ok', ['data' => $info]);
         }
     }