1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2 <html xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 5 <title>JQuery radio</title> 6 <script type="text/javascript" language="javascript" src="JavaScript/jquery-1.6.1.min.js" ></script> 7 <script type="text/javascript" language="javascript"> 8 /*------判断radio是否有选中，获取选中的值--------*/ 9 $(function(){ 10 $("#btnSubmit").click(function(){ 11 var val=$('input:radio[name="sex"]:checked').val(); 12 if(val==null){ 13 alert("什么也没选中!"); 14 return false; 15 } 16 else{ 17 alert(val); 18 } 19 var list= $('input:radio[name="list"]:checked').val(); 20 if(list==null){ 21 alert("请选中一个!"); 22 return false; 23 } 24 else{ 25 alert(list); 26 } 27 }); 28 }); 29 </script> 30 </head> 31 32 <body> 33 <form id="form1" > 34 <input type="radio" name="sex" value="男" />男 35 <input type="radio" name="sex" value="女" />女 36 <br /> 37 <input type="radio" name="list" value="十分满意" />十分满意 38 <input type="radio" name="list" value="满意" />满意 39 <input type="radio" name="list" value="不满意" />不满意 40 <input type="radio" name="list" value="非常差" />非常差 41 <br /> 42 <input type="submit" value="submit" id="btnSubmit" /> 43 </form> 44 </body> 45 </html>