摘要：<!DOCTYPE html><html><head> <title></title> <script type="text/javascript" src="jquery-3.3.1.min.js"></script> <style type="text/c
<!DOCTYPE html>
<html>
<head>
<title></title>
<script type="text/javascript" src="jquery-3.3.1.min.js"></script>
<style type="text/css">
*{margin: 0;padding:0;}
ul{list-style: none;font-size: 15px;z-index: 20;position: relative;}
.menu{width: 500px;height: 40px;margin:20px auto;border-radius: 3px;position: relative;background: #af3434;box-shadow: 0 2px 20px;}
li{float: left;cursor: pointer;width: 100px;height: 40px;line-height: 40px;text-align: center;color: #fff;font-weight: bold;}
</style>
</head>
<body>
<div class="menu">
<ul>
<li name='0'>首页</li>
<li name='1'>PHP中文网</li>
<li name='2'>灭绝师太</li>
<li name='3'>独孤九剑</li>
</ul>
<div class="block" style="z-index: 10;width: 100px;height: 2px;background: #fff;position: absolute;top: 40px;"></div>
</div>
<script type="text/javascript">
$(function(){
$('li').hover(function(){
$x=parseInt($(this).attr('name')*100)
$('.block').stop().animate({left:$x+'px'},200)
},function(){
$('.block').stop().animate({left:'0px'},200)
}
})
</script>
</body>
</html>
批改老师：灭绝师太批改时间：2018-12-17 09:24:59
老师总结：你这个作业完成 的迅速啊，但是要确保知识点准确掌握奥！
