Bootstrap3多級下拉菜單

發(fā)布時(shí)間：2020-10-07 16:43:47 來源：腳本之家閱讀：157 作者：半塊菠蘿欄目：web開發(fā)

本文實(shí)例為大家分享了Bootstrap下拉菜單的具體代碼，供大家參考，具體內(nèi)容如下

效果圖：

Bootstrap3多級下拉菜單

- 需要引用bootstrap.min.css和bootstrap.min.css.js
- 代碼如下

<head>
 <meta charset="UTF-8">
 <title>Bootstrap 3 的多級下拉菜單示例</title>
 <link rel="stylesheet" href="~/Content/bootstrap.min.css" />
 <script type="text/javascript" src="~/Content/bootstrap.min.css.js"></script>
 <style type="text/css">
  .dropdown-submenu {
   position: relative;
  }

   .dropdown-submenu > .dropdown-menu {
    top: 0;
    left: 100%;
    margin-top: -6px;
    margin-left: -1px;
    -webkit-border-radius: 0 6px 6px 6px;
    -moz-border-radius: 0 6px 6px;
    border-radius: 0 6px 6px 6px;
   }

   .dropdown-submenu:hover > .dropdown-menu {
    display: block;
   }

   .dropdown-submenu > a:after {
    display: block;
    content: " ";
    float: right;
    width: 0;
    height: 0;
    border-color: transparent;
    border-style: solid;
    border-width: 5px 0 5px 5px;
    border-left-color: #ccc;
    margin-top: 5px;
    margin-right: -10px;
   }

   .dropdown-submenu:hover > a:after {
    border-left-color: #fff;
   }

   .dropdown-submenu.pull-left {
    float: none;
   }

    .dropdown-submenu.pull-left > .dropdown-menu {
     left: -100%;
     margin-left: 10px;
     -webkit-border-radius: 6px 0 6px 6px;
     -moz-border-radius: 6px 0 6px 6px;
     border-radius: 6px 0 6px 6px;
    }
 </style>
</head>
<body>
 <div class="container">
  <div class="row">
   <h3>Bootstrap 3多級下拉菜單</h3>
   <hr>
   <div class="dropdown">
    <a id="dLabel" role="button" data-toggle="dropdown" class="btn btn-default" data-target="#" href="javascript:;">
     下拉多級菜單 <span class="caret"></span>
    </a>
    <ul class="dropdown-menu multi-level" role="menu" aria-labelledby="dropdownMenu">
     <li class="dropdown-submenu">
      <a tabindex="-1" href="javascript:;">總經(jīng)理</a>
      <ul class="dropdown-menu">
       <li><a tabindex="-1" href="javascript:;">經(jīng)理1</a></li>
       <li><a tabindex="-1" href="javascript:;">經(jīng)理2</a></li>
      </ul>
     </li>
     <li class="dropdown-submenu">
      <a tabindex="-1" href="javascript:;">研發(fā)部</a>
      <ul class="dropdown-menu">
       <li><a tabindex="-1" href="javascript:;">主管</a></li>
       <li class="divider"></li>
       <li class="dropdown-submenu">
        <a href="javascript:;">員工</a>
        <ul class="dropdown-menu">
         <li><a href="javascript:;">互&nbsp;&nbsp;&nbsp;&nbsp;評</a></li>
         <li><a href="javascript:;">不互評</a></li>
        </ul>
       </li>
      </ul>
     </li>
    </ul>
   </div>
  </div>
 </div>
</body>

以上就是本文的全部內(nèi)容，希望對大家的學(xué)習(xí)有所幫助，也希望大家多多支持億速云。

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Bootstrap3多級下拉菜單

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