基于数据库的三级菜单实现（二级同理）_

基于数据库的三级菜单实现（二级同理）

2005-4-22 7:03:51　　作者：模板天下收集整理　　来源：未知　网友评论 0 条　论坛

　　

      产品编号:




        <%
set rs=server.CreateObject("adodb.recordset")
sq="select * from pro_big_part"
rs.open sq,conn,1,1%>

          选择一级目录
          <%while not rs.eof%>
          "><%=rs("big_part")%>
          <%rs.movenext
wend
rs.close%>


          选择二级目录

          选择三级目录

        <%sql="select * from pro_small_part"
rs.open sql,conn,1,1
num=rs.recordcount
str=""
for i=1 to rs.recordcount
str=str&rs("big_part")&"-"&rs("small_part")&","
if rs.eof then exit for
rs.movenext
next
rs.close
%>
<%sql="select * from pro_thr_part"
rs.open sql,conn,1,1
num2=rs.recordcount
str2=""
for i=1 to rs.recordcount
str2=str2&rs("small_part")&"-"&rs("thr_part")&","
if rs.eof then exit for
rs.movenext
next
rs.close
%>


arr="<%=str%>".split(",");
a=arr.length
ar=new Array()
for (i=0;i  ar[i]=arr[i].split("-");
}
onecount=ar.length;
arr2="<%=str2%>".split(",");
a2=arr2.length
ar2=new Array()
for (i=0;i  ar2[i]=arr2[i].split("-");
}
onecount2=ar2.length;
function  ld() {
  document.form1.small_part.length=0
  lid=form1.big_part.value;
  for  (i=0;i    if  (ar[i][0]  ==  lid) {
   document.form1.small_part.options.add(new Option(ar[i][1],  ar[i][1]));
    }
  }
}
function  ld2() {
  document.form1.thr_part.length=0
  lid2=form1.small_part.value;
  for  (i=0;i    if  (ar2[i][0]  ==  lid2) {
   document.form1.thr_part.options.add(new Option(ar2[i][1],  ar2[i][1]));
    }
  }
}

共分1页 [1]

>> 相关文章