bootstrap 在线编辑器 | bootstrap代码测试

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap 示例</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://www.cainiaomax.com/lib/bootstrap/3.4.1/css/bootstrap.min.css">
  <script src="https://ajax.aspnetcdn.com/ajax/jQuery/jquery-3.5.1.min.js"></script>
  <script src="https://www.cainiaomax.com/lib/bootstrap/3.4.1/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>按钮方法</h2>
  <p><strong>string</strong> 方法更改按钮文本。</p>
  <p><strong>注意：</strong>您必须添加具有指定按钮文本值的<strong>data-STRING-text</strong> 属性，此示例才能工作。</p>
    <button type="button" class="btn btn-default" data-somestringvalue-text="Loading Finished" autocomplete="off">示例按钮</button>
</div>

</body>
</html>

报个问题: