摘要:<!DOCTYPE html><html><head> <meta charset="UTF-8"> <title>Document</title> <style type="text/css"> .box{wid
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
.box{width:120px;height:250px;border:1px solid #ccc;borfer-radius:5px;padding:0px 10px;margin:20px auto;}
.box div{border-bottom:1px solid #000;padding-bottom:10px;margin-bottom:8px;}
.box input{margin:8px;}
</style>
<script type="text/javascript">
function checkall() {
var checkall,item;
checkall=document.getElementById('checkall')//获取全选
item=document.getElementsByName("item[]")//获取下面的勾选框
for(var i=0;i<item.length;i++){
if(checkall.checked){
item[i].checked=true;
}else{
item[i].checked=false;
}
}
}
</script>
</head>
<body>
<div>
<div>
<input type="checkbox" id="checkall" onclick="checkAll()"><label for="checkall">全选</label>
</div>
<input type="checkbox" name="item[]">选项1<br>
<input type="checkbox" name="item[]">选项2<br>
<input type="checkbox" name="item[]">选项3<br>
<input type="checkbox" name="item[]">选项4<br>
<input type="checkbox" name="item[]">选项5<br>
<input type="checkbox" name="item[]">选项6<br>
</div>
</body>
</html>
批改老师:天蓬老师批改时间:2018-12-30 13:30:45
老师总结:<input type="checkbox" name="item[]">XXX<br>,全选的关键是这个 name="item[]",name的属性值一定要写成数组的方式,才能将多个值存储在一起使用