asp動態(tài)級聯(lián)菜單代碼

2024-05-04 10:58:05

字體：大中小

來源：轉載

供稿：網(wǎng)友

JS腳本:
<%
dim rs
dim sql
dim count
dim rs1
dim sql1
sql = "select * from region order by zoneid asc"
set rs = server.createobject("adodb.recordset")
rs.open sql,conn,1,3
%>
<script language = "JavaScript">
var onecount;
onecount=0;
subcat = new Array();
<%
count = 0
do while not rs.eof
%>
subcat[<%=count%>] = new Array("<%= trim(rs("regionname"))%>","<%= trim(rs("zoneid"))%>","<%= trim(rs("regionid"))%>");
<%
count = count + 1
rs.movenext
loop
rs.close
set rs=nothing
%>
onecount=<%=count%>;

function changelocation(zoneid)
{
document.myform.region.length = 0;

var zoneid=zoneid;
var i;
document.myform.region.options[0] = new Option('--地區(qū)--','');
for (i=0;i < onecount; i++)
{
if (subcat[i][1] == zoneid)
{
document.myform.region.options[document.myform.region.length] = new Option(subcat[i][0], subcat[i][2]);
}
}

}
</script>

表單內(nèi)容:
<table>
<form>
<tr>
<td>
<span class="STYLE1">*</span> 大區(qū)：
          <select name="zone" size="1" id="zone" onChange="changelocation(document.myform.zone.options[document.myform.zone.selectedIndex].value)">
<option value=0 selected >請選擇</option>
<%

sql1 = "select * from bigzone order by zonename asc"
set rs1 = server.createobject("adodb.recordset")
rs1.open sql1,conn,1,3
%>
<%while not rs1.eof%>
<option value="<%=rs1("zoneid")%>"><%=rs1("zonename")%></option>
<%rs1.movenext
wend
rs1.close
set rs1 = nothing
%>
</select>        </td>
        <td width="20%"><span class="STYLE1">*</span>地區(qū)：
          <select name="region" size="1" id="region" >
<option value=0 selected >請選擇</option>
</select>
</tr>
</form>
</table>

上一篇：ASP中利用execute實現(xiàn)動態(tài)包含文件的方法

下一篇：ASP下實現(xiàn)自動采集程序及入庫的代碼