From c7452c788ad9116144c74f95aea8c6c9bb5d65a3 Mon Sep 17 00:00:00 2001
From: morning-star <26325820+Sight-wcg@users.noreply.github.com>
Date: Wed, 25 Dec 2024 19:07:58 +0800
Subject: [PATCH] =?UTF-8?q?feat(form):=20=E7=9B=B8=E5=90=8C=20name=20?=
 =?UTF-8?q?=E7=9A=84=20checkbox=EF=BC=8C=E5=B0=86=E5=80=BC=E5=BA=8F?=
 =?UTF-8?q?=E5=88=97=E5=8C=96=E4=B8=BA=E6=95=B0=E7=BB=84=20(#2428)?=
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* fix(form): form.val 获取 multiple select 值错误

* fix(form): 表单验证时非字符串值不应规范化

* feat(form): 相同 name 属性的多选框，支持将值序列化为数组

* update

---------

Co-authored-by: 贤心 <3277200+sentsim@users.noreply.github.com>
---
 src/modules/form.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/modules/form.js b/src/modules/form.js
index 0831bd7a..a2ba090e 100644
--- a/src/modules/form.js
+++ b/src/modules/form.js
@@ -113,7 +113,7 @@ layui.define(['lay', 'layer', 'util'], function(exports){
         type = itemElem[0].type;
         
         // 如果为复选框
-        if(type === 'checkbox'){
+        if(itemElem.length === 1 && type === 'checkbox'){
           itemElem[0].checked = value;
         } else if(type === 'radio') { // 如果为单选框
           itemElem.each(function(){
@@ -154,7 +154,12 @@ layui.define(['lay', 'layer', 'util'], function(exports){
       }
       
       if(/^(checkbox|radio)$/.test(item.type) && !item.checked) return;  // 复选框和单选框未选中，不记录字段     
-      field[init_name || item.name] = othis.val();
+      var n = init_name || item.name;
+      var v = othis.val();
+      // 相同 name 的字段，将值合并到数组
+      field[n] = field[n] === undefined ? v
+        : $.isArray(field[n]) ? field[n].concat(v) 
+        : [field[n], v];
     });
     
     return field;