下面是JS,后台怎么获取?<select id=year onchange=toDate()>
<script>for(i=1970;i<=2010;i++)document.write("<option>"+i+"</option>")</script>
</select>
<select id=month onchange=toDate()>
<script>for(i=1;i<=12;i++)document.write("<option>"+i+"</option>")</script>
</select>
<select id=day onchange=toDay()></select>
<input name=weekday><script>
var arr="日一二三四五六".split("")function toDate(){
with(document.all){
vYear=parseInt(year.options[year.selectedIndex].text)
vMonth=parseInt(month.options[month.selectedIndex].text)
day.length=0;
for(i=0;i<(new Date(vYear,vMonth,0)).getDate();i++){day.options[day.length++].value=day.length;day.options[day.length-1].text=day.length;}
}
toDay();
}function toDay(){
vDay=parseInt(document.all.day.options[document.all.day.selectedIndex].value)
document.all("weekday").value="星期"+arr[new Date(vYear,vMonth-1,vDay).getDay()]
}window.onload=toDate;
</script>
解决方案 »
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<script >for(i=1970;i <=2010;i++)document.write(" <option >"+i+" </option >") </script >
</select >
<select name=month id=month onchange=toDate() >
<script >for(i=1;i <=12;i++)document.write(" <option >"+i+" </option >") </script >
</select >
<select name=day id=day onchange=toDay() > </select >
-----------------------------------------------------
Request.Form["year"];
Request.Form["month"];
Request.Form["day"];
第二种方法:给你的select加上name属性,比如:<select id=year onchange=toDate() name="year" >
然后在后台这样取值: Request.Form["year"]
<script >for(i=1970;i <=2010;i++)document.write(" <option >"+i+" </option >") </script >
</select >
<select name=month runat="server" id=month onchange=toDate() >
<script >for(i=1;i <=12;i++)document.write(" <option >"+i+" </option >") </script >
</select >
<select name=day runat="server" id=day onchange=toDay() > </select > _______aspx.cs______________
string year = year.value
string month = month.value
string day = day.value