修改电话失败

frontend/controllers/PhoneController.php

@@ -296,7 +296,7 @@ class PhoneController extends \yii\web\Controller
                 $user_id = $assign1->user_id;
                 $is_called = 1;
             } else {
-                return json_encode(['code' => 0,'message' => "成功"]);
+                return json_encode(['code' => 400,'message' => "失败"]);
             }
         }
         $network_phone->user_id=$user_id;