abstrait：<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>下滑線跟隨導(dǎo)航</title> <script type="text/javascript" src=".
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>下滑線跟隨導(dǎo)航</title>
<script type="text/javascript" src="../jQuery/jquery-3.3.1.min.js"></script>
<style type="text/css">
*{margin: 0;padding: 0}
ul {list-style: none;z-index: 20;position: relative;font-size: 15px;}
li {float: left; cursor: pointer;width: 100px;height: 30px;text-align: center;line-height: 30px;color: #fff;font-weight: bold;}
.menu{width: 500px;position: relative;margin: 20px auto;height: 32px;box-shadow: 0 2px 20px #000;background: #af3434;border-radius: 3px;}
</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:'0px'},300)
}
)
})
</script>
</head>
<body>
<div class="menu">
<ul>
<li name="0">首頁</li>
<li name="1">國際新聞</li>
<li name="2">娛樂天地</li>
<li name="3">科技力量</li>
<li name="4">站點(diǎn)博客</li>
</ul>
<div class="block" style="z-index:10;width:100px;height:2px;background:#fff;position:absolute;top:30px;"></div>
</div>
</body>
</html>
Professeur correcteur：查無此人Temps de correction：2019-05-17 09:29:56
Résumé du professeur：完成的不錯(cuò)。每行js語句結(jié)束增加;號(hào)。繼續(xù)加油