/*---------------------------JQuery判断radio是否选中，获取选中值----------------------------------*/
其他对radio操作功能，以后在添加。直接上代码，别忘记引用JQuery包
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
< head >
< meta http-equiv
= "Content-Type" content =
"text/html; charset=utf-8" /> < title >JQuery radio</
title > < script type
= "text/javascript" language =
"javascript" src = "js/jquery-1.6.1.min.js"
></ script > < script type
= "text/javascript" language =
"javascript" > /*------判断radio是否有选中，获取选中的值--------*/
$(function(){
$("#btnSubmit").click(function(){
var val=$('input:radio[name="sex"]:checked').val();
if(val==null){
alert("什么也没选中!");
return false;
}
else{
alert(val);
}
var list= $('input:radio[name="list"]:checked').val();
if(list==null){
alert("请选中一个!");
return false;
}
else{
alert(list);
}
}); }); </ script
> </ head >
< body >
< form id
= "form1" > < input type
= "radio" name = "sex"
value = "男" />男 < input type
= "radio" name = "sex"
value = "女" />女 < br />
< input type
= "radio" name = "list"
value = "十分满意" />十分满意 < input type
= "radio" name = "list"
value = "满意" />满意 < input type
= "radio" name = "list"
value = "不满意" />不满意 < input type
= "radio" name = "list"
value = "非常差" />非常差 < br />
< input type
= "submit" value = "submit"
id = "btnSubmit" /> </ form >
</ body >
</ html >
