编程教程示范演示-小库网

Bootstrap 实例</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://cdn.staticfile.net/twitter-bootstrap/4.3.1/css/bootstrap.min.css">
  <script src="https://cdn.staticfile.net/jquery/3.2.1/jquery.min.js"></script>
  <script src="https://cdn.staticfile.net/popper.js/1.15.0/umd/popper.min.js"></script>
  <script src="https://cdn.staticfile.net/twitter-bootstrap/4.3.1/js/bootstrap.min.js"></script>

<div class="container mt-3">
  <h2>排序</h2>
  <p>用 .order 类弹性元素的视觉顺序，从 0 到 12 。</p>
  <p>使用 .order-sm|md|lg|xl-0-12 在不同的尺寸屏幕上实现这个效果，也可以组合这些类实现更灵活的布局。</p>
  <p>调整浏览器窗口大小查看效果。</p>
 
  <p><code>.order</code>:</p>
  <div class="d-flex mb-3">
    <div class="p-2 order-3 bg-info">Flex item 1</div>
    <div class="p-2 order-2 bg-warning">Flex item 2</div>
    <div class="p-2 order-1 bg-primary">Flex item 3</div>
  </div>

<p><code>.order-sm</code>:</p>
  <div class="d-flex mb-3">
    <div class="p-2 order-sm-3 bg-info">Flex item 1</div>
    <div class="p-2 order-sm-2 bg-warning">Flex item 2</div>
    <div class="p-2 order-sm-1 bg-primary">Flex item 3</div>
  </div> 
  
  <p><code>.order-md</code>:</p>
  <div class="d-flex mb-3">
    <div class="p-2 order-md-3 bg-info">Flex item 1</div>
    <div class="p-2 order-md-2 bg-warning">Flex item 2</div>
    <div class="p-2 order-md-1 bg-primary">Flex item 3</div>
  </div> 
  
  <p><code>.order-lg</code>:</p>
  <div class="d-flex mb-3">
    <div class="p-2 order-lg-3 bg-info">Flex item 1</div>
    <div class="p-2 order-lg-2 bg-warning">Flex item 2</div>
    <div class="p-2 order-lg-1 bg-primary">Flex item 3</div>
  </div> 
  
  <p><code>.order-xl</code>:</p>
  <div class="d-flex mb-3">
    <div class="p-2 order-xl-3 bg-info">Flex item 1</div>
    <div class="p-2 order-xl-2 bg-warning">Flex item 2</div>
    <div class="p-2 order-xl-1 bg-primary">Flex item 3</div>
  </div>  
</div>