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
Microsoft SQL Server 7.0安全问题
最优化ASP程序性能
Access数据库操作中出现的怪现象
将ASP代码移植为VB COM组件-1
将ASP代码移植为VB COM组件-2
将ASP代码移植为VB COM组件-3
将ASP代码移植为VB COM组件-4
使用ASP常见问题解答
数据库聊天室的“无刷新”技术要点
把ASP移植到ASP+
如何使用XQI?
一个普通的数据库例子源源程序
让Session对象在不同域名下实现共享
无组件图片与文本同步存入数据库的最简单的办法
在WAP网站上建立反馈表单
如何增强ASP程序性能(4)
关于在浏览器中执行*.exe文件的深入探讨!
用RecordSet实现分页(by Daniel Adrian)
remote script文档(转载自微软)(九)
Microsoft 脚本编码器Script Encoder介绍(1)全中文

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: 131 ::
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>