小小问题，怎样实现选中下拉框的哪一行？？

Question

http://expert.csdn.net/Expert/topic/1839/1839129.xml?temp=.689007

Answer 1

只是简单的模式：
<option value="0" <%if(subcat[i].equals("0")){%>selected<%}%>>value</option>

Answer 2

<%
set rs=server.CreateObject("adodb.recordset")
rs.open "select * from province",conn,3,1
Response.Write("<select id='select0' style='WIDTH: 182px' tabIndex='0' size='1' name='province' onchange='FillData()'>")
Response.Write("<option value ='' selected></option>")
do while not rs.eof
Response.Write("<option value='"&rs(2)&"'")
if Request("province")=rs(2) then
Response.Write("selected")
end if
Response.Write(">"&rs(2)&"</option>")
rs.movenext
loop 
Response.Write("</select></td>")
                                %>
                                
                                <td><font size="2">所在城市</font></td>
                                <td>
                                
                                <%
set rs=server.CreateObject("adodb.recordset")
set rs1=server.CreateObject("adodb.recordset")
rs.open "select count(*) number from city",conn,3,1
rs1.Open "select province,city from city",conn,3,1
strNum=rs("number")
dim strarry()
'Response.Write strNum
redim strarry(strNum,2)
 
 i=0
 do while not rs1.EOF
 strarry(i,0)=rs1("province")
 strarry(i,1)=rs1("city")
' Response.Write rec("cname")&"<br/>"
'Response.Write strarry(i,1)&"<br/>"
 rs1.movenext
 i=i+1
 loop
 rs.close
 rs1.close
                                
                                %>
                                <select id="select1" style="WIDTH: 162px" name="city"><option selected></option></select></td></tr>
                                <script language=Javascript>
                                <!--
                                  function FillData()
{
var bb="<%=Request.form("city")%>";
//msgbox(bb);
 var aa=org.select0.value;
 var t=0
                                      var subcat=new Array();
 <%for i=0 to strNum%>
 subcat[<%=i%>]=new Array("<%=strarry(i,0)%>","<%=strarry(i,1)%>");
 <%next%>
 //window.alert(subcat[3][1])
 org.select1.length=0
 ccc="<%=strNum%>"
 for  (i=0;i  <  ccc;  i++)    
{    
if  (subcat[i][0]  == aa)    
{  
   org.select1.options[org.select1.length]  =  new  Option(subcat[i][1],  subcat[i][1])
   if (bb==subcat[i][1])
   {
   org.select1.options[t].selected=true;
   }
   t=t+1;
}    
}    
}
function cc()
{
window.alert("ok")
}
                                  -->
</script>

Answer 3

//*****
<option value="0" <%if(subcat[i].equals("0")){%>selected<%}%>>value</option>
******//正解