<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title></title>
<script type="text/javascript">
window.onload = function(){
var btn = document.getElementById("btn");
btn.onclick = function(){
var arrays = new Array();
var items = document.getElementsByTagName("check");
for(i=0; i<items.length; i++) {
if(items[i].checked){
arrays.push(items[i].value);
}
}
alert("选中的个数："+arrays.length)
}
}
</script>
</head>
<body>
<input type="checkbox" value="1" name="check" checked="checked" />
<input type="checkbox" value="2" name="check" />
<input type="checkbox" value="3" name="check" checked="checked" />
<input type="button" value="你选中的个数" id="btn" />
</body>
</html>
HUH函数
相关分类