From 4be362d4b2e24b9bbb70878b7af2a3d085298d40 Mon Sep 17 00:00:00 2001
From: zhengqiyi <zhengqiyi2@huawei.com>
Date: Tue, 1 Aug 2023 13:08:55 +0000
Subject: [PATCH] fix dragdrop docs example bug

Signed-off-by: zhengqiyi <zhengqiyi2@huawei.com>
---
 .../arkui-ts/ts-universal-events-drag-drop.md      | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/zh-cn/application-dev/reference/arkui-ts/ts-universal-events-drag-drop.md b/zh-cn/application-dev/reference/arkui-ts/ts-universal-events-drag-drop.md
index abdecdbb2c..291aeb168e 100644
--- a/zh-cn/application-dev/reference/arkui-ts/ts-universal-events-drag-drop.md
+++ b/zh-cn/application-dev/reference/arkui-ts/ts-universal-events-drag-drop.md
@@ -88,12 +88,16 @@ struct Index {
 
   getDataFromUdmfRetry(event: DragEvent, callback: (data: DragEvent)=>void)
   {
-    let records: Array<udmf.UnifiedRecord> = event.getData().getRecords();
-    if (records.length !== 0) {
-      callback(event);
-      return true;
+    let data = event.getData();
+    if (!data) {
+      return false;
     }
-    return false;
+    let records: Array<udmf.UnifiedRecord> = data.getRecords();
+    if (!records || records.length <= 0) {
+      return false;
+    }
+    callback(event);
+    return true;
   }
 
   getDataFromUdmf(event: DragEvent, callback: (data: DragEvent)=>void)
-- 
GitLab