导航条的多级下拉菜单嵌套

Original 2019-05-31 17:41:07 197
abstract:<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0">&

<!DOCTYPE html>

<html lang="en">

<head>

<meta charset="UTF-8">

<meta name="viewport" content="width=device-width, initial-scale=1.0">

<meta http-equiv="X-UA-Compatible" content="ie=edge">

<title>三级下拉菜单</title>

<script type="text/javascript" src="jquery-3.3.1.min.js"></script>

<style>

*{margin:0;padding: 0}

.menu{width: 800px;height: 35px;margin: 0px auto;background: #000;margin-top: 20px;color:#fff;border: 1px solid #ccc;border-radius: 5px;}

ul{list-style:none;}

ul li{width: 100px;height: 35px;line-height: 35px;text-align: center;float: left;border-right: 1px solid #ccc;cursor: pointer;}

.twobox li{width: 100px;height: 30px;line-height: 30px;background: #2D2D2D;color:#A9A9A9;font-size: 14PX;position: relative;border: 0px;}

.twobox li:hover{background: #000;color:#fff;}

.three {position: absolute;top:0px;left: 100px;}

.three li{

width: 99px;height: 30px;line-height: 30px;border:0px;

}

</style>

<script type="text/javascript">

$(document).ready(function(){

$('.twobox').hide();

$('.three').hide();



$('.one>li').mouseover(function(){

$(this).find('.twobox').slideDown(500);

})


$('.one>li').mouseleave(function(){

$(this).find('.twobox').slideUp(500);

})


$('.two').mouseover(function(){

$(this).find('.three').slideDown(500);

})


$('.two').mouseleave(function(){

$(this).find('.three').slideUp(500);

})

})

</script>

</head>

<body>

<div class="menu">

<ul class="one">

<li>首页</li>

<li>产品

<ul class="twobox">

<li>产品1</li>

<li class="two">产品2

<ul class="three">

<li>产品1.1</li>

<li>产品1.2</li>

<li>产品1.3</li>

<li>产品1.4</li>

</ul>

</li>

<li class="two">产品3

<ul class="three">

<li>产品3.1</li>

<li>产品3.2</li>

<li>产品3.3</li>

<li>产品3.4</li>

</ul>

</li>

<li>产品4</li>

</ul>

</li>

<li>公司新闻

<ul class="twobox">

<li>公司新闻1</li>

<li class="two">公司新闻2

<ul class="three">

<li>公司新闻2.1</li>

<li>公司新闻2.2</li>

<li>公司新闻2.3</li>

<li>公司新闻2.4</li>

</ul>

</li>

<li>公司新闻3</li>

<li>公司新闻4</li>

</ul>

</li>

<li>行业新闻</li>

<li>联系我们

<ul class="twobox">

<li>邮箱</li>

<li>热线</li>

</ul>

</li>

</ul>

</div>

</body>

</html>



Correcting teacher:天蓬老师Correction time:2019-06-01 14:18:55
Teacher's summary:多级菜单 , 通常是与无限分类配合工作的 ..........

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