css+jQuery折叠效果(手拉琴)

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style type="text/css">
        .wowo{
            height: 30px;
            width: 200px;
            background-color: pink;
            border-bottom: 2px black solid;
            list-style: none;
        }
        .aaa{
            width: 200px;
            height: 20px;
            background-color: red;
            border:1px blue solid;
            list-style: none;


        }
        ul{
            margin:0;padding:0;
        }
        .rrr{

            display: none;
        }
    </style>
</head>
<body>
    <ul>
        <li class="wowo"></li>
        <ul class="rrr">
            <li class="aaa"></li>
            <li class="aaa"></li>
            <li class="aaa"></li>
        </ul>
        <li class="wowo"></li>
        <ul class="rrr">
              <li class="aaa"></li>
              <li class="aaa"></li>
              <li class="aaa"></li>
           </ul>
        <li class="wowo"></li>
        <ul class="rrr">
              <li class="aaa"></li>
              <li class="aaa"></li>
              <li class="aaa"></li>
           </ul>
    </ul>



    <script type="text/javascript" src="jquery-3.2.1.min.js"></script>
    <script type="text/javascript">
        var $wowo=$(".wowo");
        for(var j=0;j<3;j++){
           $($wowo[j]).click(function(){
               $(this).next().slideToggle();
               var $next= $(this).next();
               $(".rrr").not($next).slideUp();
           });
        }
    </script>
</body>
</html>

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转载自blog.csdn.net/cream_cicilian/article/details/79989625