bootstrap之下拉菜单

虎胆小肥羊
357 阅读1分钟 
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="./css/bootstrap.css">
</head>

<body>
    <!-- <span class="glyphicon glyphicon-search" aria-hidden="true"></span> -->
    <div class="dropdown open">
        <button class="btn btn-default" data-toggle="dropdown">
            选择今天要开的车 <span class="caret"></span>
        </button>
        <ul class="dropdown-menu">
            <li><a href="#">宝马</a></li>
            <li><a href="#">奔驰</a></li>
            <li><a href="#">auto</a></li>
            <li><a href="#">mini</a></li>
            <!-- <li class="divider"></li>分界线 -->
        </ul>
    </div>
    <script src="./js/jquery-1.12.4.js"></script>
    <!-- <script src="./js/bootstrap.js"></script> -->
    <script>
        $('.btn,.btn-default').click(function() {
            $('.dropdown').toggleClass('open')
        })

        $('.dropdown-menu li').click(function() {
            //排他思想
            //$(this).siblings().removeClass('active').end().addClass('active');

            //方法二
            $(this).addClass('active').siblings().removeClass('active');
            $('button').html($(this).children('a').text())
        })
    </script>
</body>

</html>
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