js获取checkbox值的方法。分享给大家供大家参考。具体实现方法如下：
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>js</title>
</head>
<script language="javascript">
function aa(){
var r=document.getElementsByName("r");
for(var i=;i<r.length;i++){
if(r[i].checked){
alert(r[i].value+","+r[i].nextSibling.nodeValue);
}
}
}
</script>
<body>
<form name="form1" method="post" action="">
<input type="checkbox" name="r" value="">a<br>
<input type="checkbox" name="r" value="">b<br>
<input type="checkbox" name="r" value="">c<br>
<input type="checkbox" name="r" value="">d<br>
<input type="checkbox" name="r" value="">e<br>
<input type="checkbox" name="r" value="">f<br>
<input type="checkbox" name="r" value="">g<br>
<input type="checkbox" name="r" value="">h<br>
<input type="checkbox" name="r" value="">i<br>
<input type="checkbox" name="r" value="">j<br>
<br>
<input type="button" onclick="aa()" value="button">
</form>
</body>
</html>
