摘要：<!DOCTYPE html><html><head> <meta charset="utf-8"> <title>下滑线跟随导航</title> <script type="text/javascript" src="../jquery-3.3.1.min.js&quo
![05(H1RK_4ZTW1`RH]WY%7ML.png](http://img.php.cn/upload/image/442/835/779/1550887875505679.png "1550887875505679.png")
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>下滑线跟随导航</title>
<script type="text/javascript" src="../jquery-3.3.1.min.js"></script>
<style type="text/css">
*{margin: 0px;padding: 0px}
.menu{width: 500px;height: 35px;margin: 25px auto;background-color:#00a0e9;border-radius: 6px;position: relative;}
ul{list-style:none;font-size: 16px}
li{float: left;width: 100px;height: 30px;text-align: center;line-height: 35px;color: #fff;position: relative;cursor: pointer;}
li:hover{color: pink}
</style>
<script type="text/javascript">
$(function(){
$('li').hover(
function(){
$x=parseInt($(this).attr('name'))*100
$('.block').stop().animate({left:$x+'px'},300)
},
function(){
$('.block').stop().animate({left:'px'},300)
})
})
</script>
</head>
<body>
<div class="menu">
<ul>
<li name="0">首页</li>
<li name="1">视频教材</li>
<li name="2">社区问答</li>
<li name="3">技术文章</li>
<li name="4">资源下载</li>
</ul>
<div class="block" style="z-index: 10;width: 100px;height: 3px;background-color: #ff6700;position: absolute;top:32px"></div>
</div>
</body>
</html>
批改老师：天蓬老师批改时间：2019-02-23 10:28:50
老师总结：实现这种效果的方式不仅一种, jQuery无疑是最简单的
