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jQuery實(shí)現(xiàn)二級(jí)導(dǎo)航菜單的示例

更新時(shí)間：2020年09月30日 15:33:24 作者：申霖

這篇文章主要介紹了jQuery實(shí)現(xiàn)二級(jí)導(dǎo)航菜單的示例，幫助大家理解和制作網(wǎng)頁特效，感興趣的朋友可以了解下

實(shí)用JQ實(shí)現(xiàn)導(dǎo)航二級(jí)菜單效果，導(dǎo)航菜單在網(wǎng)站中非常常見，有的網(wǎng)站可能會(huì)出現(xiàn)三級(jí)菜單及多級(jí)菜單模式，下面我們來簡(jiǎn)單的實(shí)現(xiàn)一個(gè)二級(jí)菜單的效果。

部分效果截圖：

整體代碼：

<!DOCTYPE html>  
<html>  
	<head>  
		<meta charset="UTF-8">  
		<title>導(dǎo)航菜單案例</title>  
		<style>  
			*{  
				padding: 0;  
				margin: 0;  
			}  
			ul,li{  
				list-style: none;  
			}  
			a{  
				text-decoration: none;  
			}  
			nav{  
				width: 1140px;  
				height: 40px;  
				margin: 0 auto;  
				border:solid 1px #CCC;  
				position: relative;	
  
			}  
			nav ul li{  
				width: 150px;  
				line-height: 40px;  
				float: left;  
			}  
			nav ul li a{  
				display: block;  
				width: 100%;  
				float: left;  
				color: #444;  
				font-size: 14px;  
				text-align: center;  
			}  
			nav>ul>li:hover{  
				background: #f5f5f5;  
			}  
			nav ul li ul{  
				display: none;  
				width: 150px;  
				position: absolute;  
				background-color: #f5f5f5;  
				overflow: hidden;  
				top:41px;  
			}  
			nav ul li ul li{  
				float: left;  
				border-bottom: solid 1px #CCC;  
			}  
			nav ul li ul li:last-child{  
				border: none;  
			}  
			nav>ul>li>ul>li:hover a{  
				background-color: #444;  
				color: #FFF;  
			}  
		</style>  
	</head>  
	<body>  
		<br />  
		<br />  
		<nav>  
			<ul>  
				<li><a href="" title=" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" 首頁">首頁</a></li>  
				<li><a href="" title=" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" 聯(lián)系我們">聯(lián)系我們</a></li>  
				<li><a href="" title=" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" 在線留言">在線留言</a></li>  
				<li>  
					<a href="" title=" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" 新聞資訊">新聞資訊</a>  
					<ul>  
						<li><a href="" title=" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" 國內(nèi)資訊">國內(nèi)資訊</a></li>  
						<li><a href="" title=" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" 國內(nèi)資訊">國內(nèi)資訊</a></li>  
					</ul>  
				</li>  
				<li>  
					<a href="" title=" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" 產(chǎn)品中心">產(chǎn)品中心</a>  
					<ul>  
						<li><a href="" title=" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" 除雪機(jī)">除雪機(jī)</a></li>  
						<li><a href="" title=" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" 運(yùn)雪車">運(yùn)雪車</a></li>  
					</ul>  
				</li>  
				<li><a href="" title=" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" 案例展示">案例展示</a></li>  
			</ul>  
		</nav>  
		<script src="https://code.jquery.com/jquery-3.4.1.min.js"></script>  
		<script>  
			var $li = $("nav > ul > li");  
	   	$li.mouseenter(function () {  
		$(this).children("ul").stop().slideDown();  
    	});  
    	$li.mouseleave(function () {  
     		$(this).children("ul").stop().slideUp();  
     	});	
  
		</script>  
	</body>  
</html>

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