jquery中如果获取三个radio中被选中的那个radio
<input id="rad" name="rad" type="radio" value="1" />
<input id="rad" name="rad" type="radio" value="2" />
<input id="rad" name="rad" type="radio" value="3" />

比如这样,在jquery中如何获取被选中的那个radio呢?


[解决办法]

HTML code

<script src="js/jquery-1.3.2.js"></script> <script type="text/javascript"> function doit(){    alert($("input[name='rad']:checked").val());}</script> <input id="rad" name="rad" type="radio" value="1" /> <input id="rad" name="rad" type="radio" value="2" /> <input id="rad" name="rad" type="radio" value="3" /> <input type="button" onclick="doit()" value="click">