* commit '091fc335b8d3604917d3c4a33901ccedc3b73fa0': KERNEL-2418 refactor: 描述修改
@ -247,7 +247,7 @@ export interface _Widget extends _OB {
/**
* 根据wigetname获取子元素实例
*/
getWidgetByName(_name: string): _Widget;
getWidgetByName(_name: string): _Widget | undefined;
* 移除子元素