无jira任务 refactor: 修改声明

4 years ago · fbc5508743
1 changed files with 2 additions and 2 deletions
--- a/typescript/core/ob.ts
+++ b/typescript/core/ob.ts
@ -21,9 +21,9 @@ export interface _OB {
    on(eventName: string, fn: Function): Function;
-    once(eventName: string, fn?: Function): void;
+    once(eventName: string, fn: Function): void;
-    un(eName: string, fn: Function): void;
+    un(eName: string, fn?: Function): void;
    _initRef(): void;