KERNEL-2418 refactor: 描述修改

5 years ago · 091fc335b8
1 changed files with 1 additions and 1 deletions
--- a/typescript/core/widget.ts
+++ b/typescript/core/widget.ts
@ -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