摘要：<!DOCTYPE html> <html> <head> <title>JavaScrip-—t全选</title> </head> <body> <script type="text/javascript"> function checkAl
<!DOCTYPE html>
<html>
<head>
<title>JavaScrip-—t全选</title>
</head>
<body>
<script type="text/javascript">
function checkAll() {
var checkall,item;
checkall=document.getElementById('checkall')
item=document.getElementsByName('item[]')
for (var i = 0; i < item.length; i++) {
if (checkall.checked) {
item[i].checked=true;
}else{
item[i].checked=false;
}
}
}
</script>
<input type="checkbox" name="checkall" id="checkall" onclick="checkAll()"><label for="checkall">全选<br>
<input type="checkbox" name="item[]">1<br>
<input type="checkbox" name="item[]">2<br>
<input type="checkbox" name="item[]">3<br>
<input type="checkbox" name="item[]">4<br>
<input type="checkbox" name="item[]">5<br>
</body>
</html>
批改老师：灭绝师太批改时间：2019-01-15 09:09:02
老师总结：布局样式一点没有，代码有好好掌握么？不熟悉的地方敲上备注
