怎么在HTML中格式化显示JSON数据 [ 求助交流 ]

后端代码： public function actionFindAll(){

    $module = Goods::getInstance();
    
    $result = $module->category->findAll();

    $tree  = new Tree('classId','classPId');

    $_Json = new JsonMap();
    $_Json->data = $tree->create($result);

    \Yii::$app->response->format = Response::FORMAT_JSON;

    return $_Json->result;
}

浏览器接收数据