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dropdownlist的取值问题?


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dropdownlist的取值问题?[已结贴,结贴人:rjslga]
发表于:2007-02-05 22:22:20 楼主
<script   language= "javascript ">
province   =   new   array();
province[0]   =   new   array( '北京市 ', '110000 ', '110000 ');
province[1]   =   new   array( '天津市 ', '120000 ', '120000 ');
province[2]   =   new   array( '河北省 ', '130000 ', '130000 ');
province[3]   =   new   array( '山西省 ', '140000 ', '140000 ');
province[4]   =   new   array( '内蒙古自治区 ', '150000 ', '150000 ');
province[5]   =   new   array( '辽宁省 ', '210000 ', '210000 ');
province[6]   =   new   array( '吉林省 ', '220000 ', '220000 ');
province[7]   =   new   array( '黑龙江省 ', '230000 ', '230000 ');
province[8]   =   new   array( '上海市 ', '310000 ', '310000 ');
province[9]   =   new   array( '江苏省 ', '320000 ', '320000 ');
province[10]   =   new   array( '浙江省 ', '330000 ', '330000 ');
var   provinceall   =   11;
function   changelocation(p)
{
  p.options[0]   =   new   option( '请选择 ', ' ');

  for   (i=0;i   <=   provinceall-1;   i++)
  {
    p.options[p.length]   =   new   option(province[i][0],province[i][1]);
  }
}
</script>
-------------------------------------------------------------------------
<asp:dropdownlist   id= "ddlcity "   style= "z-index:   102;   left:   472px;   position:   absolute;   top:   120px "   runat= "server "> </asp:dropdownlist>
<script   language= "javascript ">
      changelocation( 'ddlcity ')
</script>
-------------------------------------------------------------------------
ddlcity.selectedvalue获取的值是空的,要怎么获取值?
发表于:2007-02-06 08:35:141楼 得分:0
up
发表于:2007-02-06 08:41:242楼 得分:20
是的;你用js给dropdownlist填充数据的
你可以放一个hidden在那里;当dropdownlist变化后就把选择的值给hidden;然后在服务器端取hidden的值;我的是这样做的。
发表于:2007-02-06 08:46:433楼 得分:15
或者你request[ "ddlcity "]也可以取到值
发表于:2007-02-06 09:06:534楼 得分:3
request.form[ "ddlcity "]
发表于:2007-02-06 09:23:195楼 得分:0
收藏
发表于:2007-02-06 09:25:486楼 得分:3
request.form[ "ddlcity "]
发表于:2007-02-06 09:27:497楼 得分:1
ddlcity.value
看看?
发表于:2007-02-06 09:33:098楼 得分:3
request.form[ "ddlcity "]

发表于:2007-02-06 09:48:219楼 得分:5
我一般先放入html的隐藏控件,再request.form[]取表单里隐藏控件值


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