html如何实现文本内容折叠

html如何实现文本内容折叠,第1张

参考以下代码

<!DOCTYPE html>

<html>

    <head>

        <meta charset="utf-8">

        <title></title>

        <style type="text/css">

            * {

               margin: 0

               padding: 0

               }

            

            #parent >li> span{background: #999999display: blockwidth: 200pxborder:1px solid #ECEEF2}

            li {line-height: 40pxdisplay: block}

            li  p{

                    display: inline-block

                    width: 0px

                    height: 0px

                    border-left: 5px solid transparent

                    border-right: 5px solid transparent

                    border-top: 5px solid#2f2f2f

                      }

             li>ul{display: none}

             li>ul>li{border: 1px solid #DEDEDEwidth: 199px}

             #parent span:hover + ul{display: block}

             #parent span:hover >p{

                     display: inline-block

                    width: 0px

                    height: 0px

                    border-top: 5px solid transparent

                    border-bottom: 5px solid transparent

                    border-left: 5px solid#2f2f2f}

        </style>

    </head>

    <body>

        <ul id="parent">

            <li>

                <span><p></p>列表</span>

                <ul>

                    <li>子列表</li>

                    <li>子列表</li>

                    <li>子列表</li>

                </ul>

            </li>

            <li>

                <span><p></p>列表</span>

                <ul>

                    <li>子列表</li>

                    <li>子列表</li>

                    <li>子列表</li>

                </ul>

            </li>

            <li>

                <span><p></p>列表</span>

                <ul>

                    <li>子列表</li>

                    <li>子列表</li>

                    <li>子列表</li>

                </ul>

            </li>

        </ul>

    </body>

</html>

用html和css实现标签折叠,代码如下:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/htmlcharset=gb2312" />

<title>用html和css实现标签折叠</title>

</head>

<body>

<ul id="fm">

      <li><a href="#"><h1>折叠标签A</h1>

          <span>这里是描述标签A</span>

<span>这里是描述标签A</span>

<span>这里是描述标签A</span>

</a></li>

      <li><a href="#"><h1>折叠标签B</h1>

          <span>这里是描述标签B</span>

<span>这里是描述标签B</span>

<span>这里是描述标签B</span></a>

      <li><a href="#"><h1>折叠标签C</h1>

          <span>这里是描述标签C</span>

<span>这里是描述标签C</span>

<span>这里是描述标签C</span></a>

<li><a href="#"><h1>折叠标签D</h1>

          <span>这里是描述标签D</span>

<span>这里是描述标签D</span>

<span>这里是描述标签D</span></a>

  </ul>

</body>

</html>

CSS样式为:

<style type="text/css">

#fm{

  overflow:hidden

  background-color:#FFCCCC

  width:200px

  height:500px

  overflow:hidden

}

#fm h1{

  margin:0px

  color:#FF3333

  font-size:14px

}

#fm li{

  list-sytle-type:none

  display:block

  width:178px

  border:1px solid #00CCCC

  border-bottom-width:0px

}

#fm li.end{

  border-bottom-width:1px

}

#fm li a{

  display:block

  text-decoration:none

  width:100%

  padding:10px

}

#fm li a span{

  display:none

  color:#000000

  font-size:12px

  padding-top:10px

}

#fm li a:hover{

  background:#fff

}

#fm li a:hover span{

  display:block

  cursor:hand

}

</style>

效果如图:

以上就是用html和css实现标签折叠的解决方法。


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原文地址: https://outofmemory.cn/zaji/7419023.html

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