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jquery实现下拉菜单

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作者:管理员
发布时间:2021/1/26 16:00:02
评论数:0
转载请自觉注明原文:http://www.jq-school.com/Show.aspx?id=3476
代码:


<!DOCTYPE html>


<html>


<头>


<title> JQuery实现下拉菜单</ title>


<meta http-equiv =“ Content-Type” content =“ text / html; charset = utf-8” />


<style type =“ text / css”>


* {边距:0像素;填充:0像素}


.nav {background-color:#eee; width:600px; height:40px; margin:0 auto;}


.nav-ul {列表样式:无;}


.nav-ul li {浮动:左;行高:40px;文本对齐:居中;位置:相对;}


.nav-ul li a {文本修饰:无;颜色:#000;显示:阻止;填充:0 10px;}


.nav-ul li a:悬停{颜色:#FFF;背景颜色:#666}


.nav-ul li .nav-ul-li-ul {位置:绝对;左:0px;顶部:40像素;显示:无;}


.nav-ul li .nav-ul-li-ul li {list-style:none; 浮点数:无;背景色:#eee;边距顶部:2像素;}


.nav-ul li .nav-ul-li-ul a:悬停{颜色:#FFF;背景颜色:#36e}


</ style>


<script type =“ text / javascript” src =“ jquery-1.9.1.min.js”> </ script>


<script type =“ text / javascript”>


$(函数(){


//鼠标悬浮到元素上


$(“。nav-ul .nav-ul-li”)。mouseover(function(){


$(this).children(“。nav-ul-li-ul”)。show();


});






//鼠标离开元素时


$(“。nav-ul .nav-ul-li”)。mouseout(function(){


$(this).children(“。nav-ul-li-ul”)。hide();


});


});




</ script>


</ head>


<身体>


<div class =“ nav”>


<ul class =“ nav-ul”>


<li> <a href="">首页</a> </ li>


<li class =“ nav-ul-li”>


<a href="">我的课程</a>


<ul class =“ nav-ul-li-ul”>


<li> <a href=""> html </a> </ li>


<li> <a href=""> css </a> </ li>


<li> <a href=""> javascript </a> </ li>


</ ul>


</ li>


<li> <a href="">关于我们</a> </ li>


</ ul>


</ div>


</ body>


</ html>










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