From fd7ea4592d7cb06176254ecb25eee611306388f4 Mon Sep 17 00:00:00 2001
From: sight <26325820+Sight-wcg@users.noreply.github.com>
Date: Wed, 16 Apr 2025 17:20:12 +0800
Subject: [PATCH] =?UTF-8?q?fix(form-select):=20=E4=BF=AE=E5=A4=8D=20`check?=
 =?UTF-8?q?box/radio`=20=E5=9C=A8=20WebKit/537.36=20=E7=9A=84=E5=BC=82?=
 =?UTF-8?q?=E5=B8=B8?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/modules/form.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/modules/form.js b/src/modules/form.js
index 3de4b6cc..39e15e23 100644
--- a/src/modules/form.js
+++ b/src/modules/form.js
@@ -10,7 +10,6 @@ layui.define(['lay', 'layer', 'util'], function(exports){
   var util = layui.util;
   var hint = layui.hint();
   var device = layui.device();
-  var needCheckboxFallback = lay.ie && parseFloat(lay.ie) === 8;
 
   var MOD_NAME = 'form';
   var ELEM = '.layui-form';
@@ -21,6 +20,11 @@ layui.define(['lay', 'layer', 'util'], function(exports){
   var OUT_OF_RANGE = 'layui-input-number-out-of-range';
   var BAD_INPUT = 'layui-input-number-invalid';
 
+  // ie8 中可以获取到 input 元素的 'indeterminate' 属性描述符，但重新定义 getter/setter 无效，无报错
+  // AppleWebKit/537.36 无法获取 input 元素任意属性的属性描述符(包括lookupGetter)，但可以重新定义 getter/setter
+  var needCheckboxFallback = (lay.ie && parseFloat(lay.ie) === 8)
+    || typeof Object.getOwnPropertyDescriptor(HTMLInputElement.prototype, 'checked') === 'undefined'
+
   var Form = function(){
     this.config = {
       // 内置的验证规则