km3945
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注册 2004-11-8
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[推荐阅读] 正则问题请教高手
<?php
<HTML><HEAD>
<TITLE>无标题文档</TITLE>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=gb2312">
<STYLE TYPE="text/css"><!--
BODY, TD, SELECT{FONT-SIZE:9pt; FONT-FAMILY:"宋体";}
--></STYLE>
<script language="javascript" defer>
var aData1 = new Array();
aData1[0] = ['北京', '北京一|1', '北京二|2', '北京三|3'];
aData1[1] = ['上海', '上海一|4', '上海一|5', '上海一|6'];
aData1[2] = ['深圳', '深圳一|7', '深圳一|8', '深圳一|9'];
var aData2 = new Array();
aData2[0] = ['电脑', '电脑一|1', '电脑一|2', '电脑一|3'];
aData2[1] = ['冶金', '冶金一|4', '冶金一|5', '冶金一|6'];
aData2[2] = ['建筑', '深圳一|7', '深圳一|8', '冶金一|9'];
/*
数据格式如上,可以自行用后台生成该数组.如:
'北京一|1'
"|"号前面是文本,之后则是对应的VALUE.
*/
/*该程序以封装,自行按需要修改,扩展.*/
function TowSelect(){
this.Dadas='';
this.objSEL1=form1.s1;
this.objSEL2=form1.s2;
this.Window_Onload=function(){ //初始化北京地区数据
for (var i=0; i<this.Dadas.length; i++){
this.objSEL1.options.add(new Option(this.Dadas[i][0], i));
}
this.Select_Select(0);
};
this.Select_Select=function(v){ //用于按S1传过来的值初始S2的列表
this.objSEL2.options.length = 0;
for (var i=1; i<this.Dadas[v].length; i++)
this.objSEL2.options.add(new Option(this.Dadas[v][i].split('|')[0], this.Dadas[v][i].split('|')[1]));
};
this.getValue=function(){ //获取S1和S2的所选定的值
return {
S1Value: this.objSEL1.value,
S2Value: this.objSEL2.value,
S1Text: this.objSEL1.options[this.objSEL1.selectedIndex].text,
S2Text: this.objSEL2.options[this.objSEL2.selectedIndex].text
}
};
};
var TS=new TowSelect(); //实例化地区数据
TS.Dadas=aData1;
TS.Window_Onload();
</script>
</HEAD>
<BODY bgcolor="#FFFFFF" text="#000000" leftmargin="0" topmargin="50">
<center>
<form name="form1">
<DIV>
<select name="s1" size="1" onChange="TS.Select_Select(this.value);"></select>
<select name="s2" size="1"></select>
<input type="button" value="显示当前选定的value" onclick="alert('S1='+TS.getValue().S1Value+' , S2='+TS.getValue().S2Value)" />
<input type="button" value="显示当前选定的text " onclick="alert('S1='+TS.getValue().S1Text+' , S2='+TS.getValue().S2Text)" />
</DIV>
</form>
</center>
</BODY>
</HTML>
?>
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