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checkboxlist用JS获取不到value值的解决方法

2011-08-25 13:28 597 查看

using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

using System.Collections.Generic;

public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
List<string[]> metadata = new List<string[]>();

metadata.Add(new string[] { "项目前期", "505004"});
metadata.Add(new string[] { "项目进行中", "505001" });
metadata.Add(new string[] { "项目中期", "505003" });
metadata.Add(new string[] { "项目后期", "505005" });
metadata.Add(new string[] { "项目结束", "505002" });
metadata.Add(new string[] { "项目意外中止", "505006" });

ListItem lt;

for (int i = 0; i < metadata.Count; i++)
{
lt = new ListItem(metadata[i][0], metadata[i][1]);
lt.Attributes["text"] = metadata[i][0];
lt.Attributes["value1"] = metadata[i][1];
this.CheckBoxList1.Items.Add(lt);
}
}
}

HTML code
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>无标题页</title>
<script language="javascript" type="text/javascript">
function checkAll()
{
var ckelems = document.getElementById("CheckBoxList1").getElementsByTagName("input");
var spelems = document.getElementById("CheckBoxList1").getElementsByTagName("span");
for(var i=0;i<ckelems.length;i++)
{
if(ckelems[i].type=="checkbox")
{
if(ckelems[i].checked)
alert('文本是 '+spelems[i].text+' 值是 '+spelems[i].value1);
}
}
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:CheckBoxList ID="CheckBoxList1" runat="server" Height="261px" Width="301px">
</asp:CheckBoxList>
<input id="Button1" type="button" value="button" onclick="checkAll()"/></div>
</form>
</body>
</html>

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