fix: 修改判断，考虑初始绑定的事件为空的情况 (#15540)

* fix: 修改判断，考虑初始绑定的事件为空的情况 * fix: 判断 oldEventHandler 存在再移除 --------- Co-authored-by: koppt <kopptsoft@gmail.com>
NervJS · May 10, 2024 · 396253e · 396253e
1 parent f45c37e
commit 396253e
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/packages/taro-components-library-react/src/react-component-lib/utils/attachProps.ts b/packages/taro-components-library-react/src/react-component-lib/utils/attachProps.ts
@@ -103,8 +103,8 @@ export const syncEvent = (
   const eventStore = node.__events ||= {}
   const oldEventHandler = eventStore[eventName]
 
-  if (!newEventHandler && oldEventHandler) {
-    node.removeEventListener(eventName, oldEventHandler)
+  if (!newEventHandler) {
+    oldEventHandler && node.removeEventListener(eventName, oldEventHandler)
   } else {
     if (oldEventHandler) {
       if (oldEventHandler.fn === newEventHandler) {