(十八)折叠菜单

本节知识点

• 折叠菜单
• 带有下拉的折叠菜单

(一) 折叠菜单

• navbar navbar-default navbar-header navbar-brand navbar-toggle collapse navbar-collapse nav navbar-nav

  <div class="navbar navbar-default">
      <div class="container">
          <!--nav头部开始-->
          <div class="navbar-header">
              <div class="navbar-brand"><a href="#">网站LOGO</a> </div>
              <button class="navbar-toggle" data-toggle="collapse" data-target="#daohang">
                  <span class="icon-bar"></span>
                  <span class="icon-bar"></span>
                  <span class="icon-bar"></span>
              </button>
          </div>
          <!--nav头部结束-->
          <!--折叠开始-->
          <div class="collapse navbar-collapse" id="daohang">
              <ul class="nav navbar-nav navbar-right cf">
                  <li class="active"><a href="#"> <span class="glyphicon glyphicon-home"></span> 首页</a></li>
                  <li><a href="#"> <span class="glyphicon glyphicon-list"></span> 咨询</a></li>
                  <li><a href="#"> <span class="glyphicon glyphicon-fire"></span> 案例</a></li>
                  <li><a href="#"> <span class="glyphicon glyphicon-apple"></span> 关于</a></li>
              </ul>
          </div>
          <!--折叠结束-->
      </div>
  </div>

(二)带有下拉的折叠菜单

<div class="navbar navbar-default">
    <div class="container">
        <!--nav头部开始-->
        <div class="navbar-header">
            <div class="navbar-brand"><a href="#">网站LOGO</a> </div>
            <button class="navbar-toggle" data-toggle="collapse" data-target="#daohang2">
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
            </button>
        </div>
        <!--nav头部结束-->
        <!--折叠开始-->
        <div class="collapse navbar-collapse" id="daohang2">
            <ul class="nav navbar-nav navbar-right cf">
                <li class="active"><a href="#"> <span class="glyphicon glyphicon-home"></span> 首页</a></li>
                <li>
                    <a href="javascript:void(0)"  data-toggle="dropdown"> <span class="glyphicon glyphicon-list"></span> 咨询</a>
                     <ul class="dropdown-menu">
                         <li><a href="">1</a></li>
                         <li><a href="">2</a></li>
                         <li><a href="">3</a></li>
                     </ul>
                </li>
                <li><a href="#"> <span class="glyphicon glyphicon-fire"></span> 案例</a></li>
                <li><a href="#"> <span class="glyphicon glyphicon-apple"></span> 关于</a></li>
            </ul>
        </div>
        <!--折叠结束-->
    </div>
</div>