jQuery drag-and-drop sorting plug-in creates drag-and-drop sorting effect (with source code download)_jquery

<h1>水平拖拽</h1>
<div class="demo">
<div class="item item1"><span>1</span></div>
<div class="item item2"><span>2</span></div>
<div class="item item3"><span>3</span></div>
<div class="item item4"><span>4</span></div>
<div class="item item5"><span>5</span></div>
</div>
<script src="js/jquery-1.11.3.min.js"></script>
<script src="js/jquery.dad.min.js"></script>
<script>
$(function(){ 
$('.demo').dad();
});
</script>
<!-- 以下信息与演示无关，可不必理会 -->
<style>
body { margin: 0; border-left: 200px solid #ccc;}
h1 { width: 1000px; margin: 40px auto; font: 32px "Microsoft Yahei";}
.demo { width: 1000px; margin: 0 auto;}
.menu { position: absolute; left: 0; top: 0; bottom: 0; width: 200px; padding-top: 100px; font-family: Consolas,arial,"宋体"; background-color: #ccc;}
.menu a { display: block; height: 40px; margin: 0 0 1px 2px; padding-left: 10px; line-height: 40px; font-size: 14px; color: #333; text-decoration: none;}
.menu a:hover { background-color: #eee;}
.menu .cur { color: #000; background-color: #fff !important;}
.thead { width: 728px; height: 90px; margin: 0 auto; border-bottom: 40px solid transparent;}
</style>
<div class="menu">
<a class="cur" href="index.html">1、水平拖放</a>
<a href="index2.html">2、垂直拖放</a>
<a href="index3.html">3、多行拖放</a>
<a href="index4.html">4、指定拖动区域</a>
<a href="index5.html">5、回调函数</a>
<a href="index6.html">6、允许/禁止拖放</a>
<a href="index7.html">7、仿垃圾篓</a>
<a href="index8.html">8、仿购物车</a>
</div>