在下面的代码中,购买,销售和新菜单都有一些多级菜单需要打开onClick,当点击另一个菜单时,第一个多级菜单应该关闭,然后这个菜单应该打开一些过渡效果。
$('#handle').on('click', function() {
$('ul').toggleClass('showing');
});
$('li').on('click', function(e) {
$(this).next('li li').toggleClass('showingg');
});

@charset "utf-8";
/* CSS Document */
body {
margin: 0;
padding: 0;
}
.container {
margin: 0;
padding: 0;
}
#handle {
display: none;
}
ul {
list-style-type: none;
margin: 0;
padding: 0;
-moz-transition: linear 0.4s;
}
li {
float: left;
}
li a {
text-decoration: none;
display: block;
padding: 15px;
background: #0C9;
color: #FFF;
border-bottom: 1px solid #ccc;
}
li a:hover {
background: #333;
}
li ul {
display: none;
}
li:hover > ul {
display: block;
position: absolute;
}
li:hover li {
float: none;
}
ul ul ul {
left: 100%;
top: 0;
}
ul:before,
ul:after {
content: " ";
/* 1 */
display: table;
/* 2 */
}
ul:after {
clear: both;
}
@media screen and (max-width: 480px) {
#handle {
display: block;
background: #066;
color: #fff;
padding: 10px;
text-align: center;
box-sizing: border-box;
font-size: xx-large;
cursor: pointer;
}
li {
width: 100%;
text-align: center;
font-size: x-large;
}
ul {
max-height: 0;
overflow: hidden;
}
li a:hover {
background: #0C9;
}
.showing {
max-height: 200em;
}
li:hover > ul {
position: relative;
}
/*li li {
display:none;
}*/
li li:hover > ul {
left: 0;
position: relative;
}
li li a {
background: #CCC;
}
.showingg {
display: block;
;
}
}

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Untitled Document</title>
<link rel="stylesheet" href="nav1.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
</head>
<body>
<div class="container">
<nav class="showing">
<div id="handle">Menu</div>
<ul id="nav">
<li><a href="#">Available stock</a>
</li>
<li>
<a href="#">Purchase +</a>
<ul>
<li>
<a href="#">Purchase Return +</a>
<ul>
<li><a href="#">Return1</a>
</li>
</ul>
</li>
</ul>
</li>
<li>
<a href="#">Sale +</a>
<ul>
<li>
<a href="#">Sale Return +</a>
<ul>
<li><a href="#">Return2</a>
</li>
</ul>
</li>
</ul>
</li>
<li><a href="#">Cash Recieve</a>
</li>
<li><a href="#">Cash Payment</a>
</li>
<li>
<a href="#">New +</a>
<ul>
<li><a href="#">New Product</a>
</li>
<li><a href="#">New Supplier</a>
</li>
<li><a href="#">New Town</a>
</li>
<li><a href="#">New Customer</a>
</li>
</ul>
</li>
<li><a href="#">Opening Stock</a>
</li>
<li><a href="#">Gate Pass</a>
</li>
<li><a href="#">Sale History</a>
</li>
</ul>
</nav>
</div>
</body>
</html>
&#13;