求三级联动中的传递值,该如何处理 _ASP

求三级联动中的传递值

本帖最后由 x04294940191 于 2014-01-04 13:06:58 编辑

下面是一个直接通过access数据库实现学校、班级到姓名的三级联动选择表单代码，经过本地测试通过。我还有一个app.asp文件，运行时需要加载这个三级联动表单中的学校、班级和姓名的值，这个值是什么(我以为是class1、class2和class3，结果不对）？给写一下。app.asp怎样获取这三个值？给写下。谢谢！

<html>
   <br>
<head>
<title>小学成绩查询系统</title>

<link rel="stylesheet" type="text/css" href="css.css">
</head>

<body>
<div align="center"><table border="1" width="240" cellspacing="0" cellpadding="0" bordercolor="#0080C0" id="table1" style="border-collapse: collapse" height="131">
      <tr>
        <td height="25" bgcolor="#0080C0"><p align="center"><b><font color="#FFFFFF" style="font-size: 9pt"> 学生成绩查询</font></b></td>
      </tr>
      <tr>
      <html>
<head>
<title>asp三级联动菜单(含数据库)</title>

<%
dim conn
dim rs
dim sql
dim count
dim rs1
dim sql1
dim rs2
dim sql2
dim count2
dim connstr

'Download by http://www.codefans.net
connstr="DBQ="+server.mappath("class.mdb")+";DefaultDir=;DRIVER={Microsoft Access Driver (*.mdb)};"
   set conn=server.createobject("ADODB.CONNECTION")
   conn.open connstr

sql = "select * from district order by locationid asc"
set rs = conn.execute(sql)
%>
<script language = "JavaScript">
var onecount;
onecount=0;
subcat = new Array();
        <%
        count = 0
        do while not rs.eof
        %>
subcat[<%=count%>] = new Array("<%=trim(rs("districtname"))%>","<%= trim(rs("locationid"))%>","<%= trim(rs("districtid"))%>");
        <%
        count = count + 1
        rs.movenext
        loop
        rs.close
        set rs=nothing
        %>
onecount=<%=count%>;

function changelocation(locationid)
    {
    document.myform.class2.length = 0;

    document.myform.class3.length = 0;
document.myform.class3.options[0] = new Option('==请选择姓名==','');

    var locationid=locationid;
    var i;
    document.myform.class2.options[0] = new Option('==请选择班级==','');
    for (i=0;i < onecount; i++)
        {
            if (subcat[i][1] == locationid)
            {
                document.myform.class2.options[document.myform.class2.length] = new Option(subcat[i][0], subcat[i][2]);
            }
        }

    }
</script>

<%sql2 = "select * from village order by districtid asc"
set rs2 = conn.execute(sql2)
%>
<script language = "JavaScript">
var onecount2;
onecount2=0;
subcat2 = new Array();
        <%
        count2 = 0
        do while not rs2.eof
        %>
subcat2[<%=count2%>] = new Array("<%= trim(rs2("villagename"))%>","<%= trim(rs2("districtid"))%>","<%= trim(rs2("villagename"))%>");
        <%
        count2 = count2 + 1
        rs2.movenext
        loop
        rs2.close
        set rs2=nothing
        %>
onecount2=<%=count2%>;

function changelocation2(villageid)
    {
    document.myform.class3.length = 0;

    var villageid=villageid;