繁體中文当前位置: 首页 > 图文教程 > 网络编程 > ASP > 三级下拉框连动的数据库版
- ASP
- 提高SQL的执行效率的ASP的五种做法
- asp的offset的一个go to page
- asp中command的在单条记录时,有些字段显示为空的问题
- asp,php一句话木马整理方便查找木马
- asp 合并记录集并删除的sql语句
- asp下循环一行多少个
- asp循环行数输出函数
- asp access重新开始编号
- ASP生成数字相加求和的BMP图片验证码
- 静态页面利用JS读取cookies记住用户信息
- 比较详细的Asp伪静态化方法及Asp静态化探讨
- asp Response.flush 实时显示进度
- Asp高级故障解决以及相关代码
- asp智能脏话过滤系统v1.0
- ASP文件中的安全问题
- Access数据库中“所有记录中均未找到搜索关键字”的解决方法
- asp两组字符串数据比较合并相同数据
- asp MYSQL出现问号乱码的解决方法
- asp文章中随机插入网站版权文字的实现代码
- ASP利用XMLHTTP实现表单提交以及cookies的发送的代码
ASP 中的 三级下拉框连动的数据库版
出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-11-03 浏览: 211 ::
收藏到网摘: n/a
'
'数据库：
'location
'表1 loaction 所在地表
' 字段
' loactionid
' loactionname 名字
'表2 district 所在的地区表
' 字段
' locationid
' districtid
' districtname
'表3 village 所在的县区表
' 字段
' districtid
' villageid
' villagename
<%Option Explicit%>
<html>
<head>
<title>List</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<%
dim conn
dim rs
dim sql
dim count
dim rs1
dim sql1
dim rs2
dim sql2
dim count2
set conn=server.createobject("adodb.connection")
conn.open"provider=sqloledb;data source=192.168.0.33;uid=sa;pwd=;database=location;"
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.smalllocation.length = 0;
var locationid=locationid;
var i;
document.myform.smalllocation.options[0] = new Option('==所选城市的地区==','');
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>
<%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("villageid"))%>");
<%
count2 = count2 + 1
rs2.movenext
loop
rs2.close
set rs2=nothing
%>
onecount2=<%=count2%>;
function changelocation2(villageid)
{
document.myform.village.length = 0;
var villageid=villageid;
var j;
document.myform.village.options[0] = new Option('==所选地区的县区==','');
for (j=0;j < onecount2; j++)
{
if (subcat2[j][1] == villageid)
{
document.myform.village.options[document.myform.village.length] = new Option(subcat2[j][0], subcat2[j][2]);
}
}
}
</script>
</head>
<body>
<form name="myform" method="post">
题目：<input type="text" name="T2" size="20">
来源：<input type="text" name="T3" size="20">
分类：<select name="biglocation" onChange="changelocation(document.myform.biglocation.options[document.myform.biglocation.selectedIndex].value)" size="1">
<option selected>请选择你所在的省份</option>
<%
sql1 = "select * from location order by locationname asc"
set rs1 = conn.Execute (sql1)
do while not rs1.eof
%>
<option value="<%=trim(rs1("locationid"))%>"><%=trim(rs1("locationname"))%></option
评论 (0) All
