任务要求：一组RadioButton，分别对应一个TextBox，当RadioButton被选中时，其后的TextBox置为不可用。 //testControlPage.aspx.cs
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="testControlPage.aspx.cs" Inherits="testControlPage" %> <!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 RBchecked() {
var a = document.getElementsByName("a");
for (var i=0; i<a.length; i++) {
if(a.checked) {
var tb = document.getElementsByName("tb"+i);
tb[0].readOnly=true;
}
else {
var tbf = document.getElementsByName("tb"+i);
if (tbf[0].readOnly==true)
tbf[0].readOnly=false;
}
}
}
</script>
</head>
<body >
<form id="form1" runat="server" >
<div>
<asp:RadioButton id=rb0 GroupName="a" runat="server" />
<asp:TextBox id=tb0 name="tb" runat="server" />
<asp:RadioButton id=rb1 GroupName="a" runat="server" />
<asp:TextBox id=tb1 name="tb" runat="server" />
<asp:RadioButton id=rb2 GroupName="a" runat="server" />
<asp:TextBox id=tb2 name="tb" runat="server" />
<input type=button id="test" value="测试" disabled=disabled />
</div>
</form>
</body>
</html>
//testControlPage.cs
using System;
using System.Data;
using System.Configuration;
using System.Collections;
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;
public partial class testControlPage : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
rb0.Attributes.Add("onclick", "JavaScript:RBchecked();");
rb1.Attributes.Add("onclick", "JavaScript:RBchecked();");
rb2.Attributes.Add("onclick", "JavaScript:RBchecked();");
}
}
