当前位置: 首页 > 图文教程 > 网络编程 > ASP > 下拉框连动的小例子(.htm版)

ASP
亲密接触ASP.Net(16)
NT 下虚拟域名的实现
介绍一种效率极高的分类算法
asp+发送email
用 ASP 技术开发 WEB 调查(投票)系统 (1)
用ASP技术开发 WEB 调查(投票)系统 (2)
用ASP技术开发WEB调查(投票)系统 (3)
ASP+全新接触
ASP+上载例子
从ASP迁移至ASP+--最初的考虑(一)
从ASP迁移至ASP+--进入DataSet
将HTML表格转换为ASP+数据列表(DataList)
急不可耐了?转换其他的页面吧!
用ASP解决域名登记查询
从ASP迁移至ASP+--处理会话变量
从ASP迁移至ASP+--CustomValidator控件
从ASP迁移至ASP+--从用户那儿收集数据
展现C#(1):C#简介
展现C#(2):NGWS Runtime 基础
展现C#(3):第一个C#应用程序

ASP 中的 下拉框连动的小例子(.htm版)


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-11-03   浏览: 156 ::
收藏到网摘: n/a

  <html>
<head>
<title>List</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script LANGUAGE="javascript">
<!--
var onecount;
onecount=0;
    
subcat = new Array();
subcat[0] = new Array("徐汇区","01","001");
subcat[1] = new Array("嘉定区","01","002");
subcat[2] = new Array("黄浦区","01","003");
subcat[3] = new Array("南昌市","02","004");
subcat[4] = new Array("九江市","02","005");
subcat[5] = new Array("上饶市","02","006");

onecount=6;

function changelocation(locationid)
    {
    document.myform.smalllocation.length = 0;

    var locationid=locationid;
    var i;
    document.myform.smalllocation.options[0] = new Option('====所有地区====','');
    for (i=0;i < onecount; i++)
        {
            if (subcat[i][1] == locationid)
            {
            document.myform.smalllocation.options[document.myform.smalllocation.length] = new Option(subcat[i][0], subcat[i][2]);
            }        
        }
        
    }    

//-->
</script>
</head>
<body>
<form name="myform" method="post">
    <select name="biglocation" onChange="changelocation(document.myform.biglocation.options[document.myform.biglocation.selectedIndex].value)">
        <option value="01" selected>上海</option>
        <option value="02">江西</option>
    </select>
    <select name="smalllocation">
        <option selected value="">==所有地区==</option>
    </select>
</form>
<script LANGUAGE="javascript">
<!--
    changelocation(document.myform.biglocation.options[document.myform.biglocation.selectedIndex].value);
//-->
</script>
</body>
</html>