>[danger] 绑定属性到父模型使用示例 ~~~ // with() 预载入查询 bindAttr() 绑定属性到父模型 $data = self::with(['member', 'sentence']) ->page($page, $limit) ->select() ->bindAttr('member', ['member_username' => 'username']) ->bindAttr('sentence', ['juzi_content' => 'juzi']); ~~~