<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title>Bootstrap 实例 - 如何使用字形图标(Glyphicons)</title>
        <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css">  
        <script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
        <script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
    </head>
    <body>

        <p>
            <button type="button" class="btn btn-default">
                <span class="glyphicon glyphicon-sort-by-attributes"></span>
            </button>
            <button type="button" class="btn btn-default">
                <span class="glyphicon glyphicon-sort-by-attributes-alt"></span>
            </button>
            <button type="button" class="btn btn-default">
                <span class="glyphicon glyphicon-sort-by-order"></span>
            </button>
            <button type="button" class="btn btn-default">
                <span class="glyphicon glyphicon-sort-by-order-alt"></span>
            </button>
        </p>
        <button type="button" class="btn btn-default btn-lg">
            <span class="glyphicon glyphicon-user"></span> User
        </button>
        <button type="button" class="btn btn-default btn-sm">
            <span class="glyphicon glyphicon-user"></span> User
        </button>
        <button type="button" class="btn btn-default btn-xs">
            <span class="glyphicon glyphicon-user"></span> User
        </button>


    </body>
</html>