From 6681db80a8c8cfba00402d06cfc3b5089e300872 Mon Sep 17 00:00:00 2001
From: sunxiaobin89 <285584806@qq.com>
Date: Tue, 31 Oct 2023 13:13:43 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=20treeTable=20=E6=96=B0?=
 =?UTF-8?q?=E5=A2=9E=E6=A0=B9=E8=8A=82=E7=82=B9=E6=97=B6=E6=B2=A1=E6=9C=89?=
 =?UTF-8?q?=E5=B8=A6=E9=80=89=E4=B8=AD=E7=8A=B6=E6=80=81=E7=9A=84=E8=8A=82?=
 =?UTF-8?q?=E7=82=B9=E5=9C=A8=E5=88=9D=E5=A7=8B=E5=8C=96=E7=9A=84=E6=97=B6?=
 =?UTF-8?q?=E5=80=99=E6=8A=A5=E9=94=99=E7=9A=84=E9=97=AE=E9=A2=98=20(#1414?=
 =?UTF-8?q?)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-authored-by: sunxiaobin <sunxiaobin@kailashtech>
---
 src/modules/treeTable.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/modules/treeTable.js b/src/modules/treeTable.js
index 38959799..589d8d32 100644
--- a/src/modules/treeTable.js
+++ b/src/modules/treeTable.js
@@ -1291,7 +1291,7 @@ layui.define(['table'], function (exports) {
 
     // 若未传入 LAY_CHECKED 属性，则继承父节点的 checked 状态
     layui.each(newNodes, function(i, item){
-      if(!(checkName in item)){
+      if(!(checkName in item) && parentNode){
         item[checkName] = parentNode[checkName];
       }
     })