编程教程示范演示-小库网

Bootstrap5 实例</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.staticfile.net/twitter-bootstrap/5.1.1/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.staticfile.net/twitter-bootstrap/5.1.1/js/bootstrap.bundle.min.js"></script>

<div class="container mt-3">
  <h2>单选框</h2>
  <p>下面的表单包含三个单选按钮，默认选中第一个选项，禁用最后一个选项：</p>
  <form action="/action_page.php">
    <div class="form-check">
      <input type="radio" class="form-check-input" id="radio1" name="optradio" value="option1" checked>
      <label class="form-check-label" for="radio1">Option 1</label>
    </div>
    <div class="form-check">
      <input type="radio" class="form-check-input" id="radio2" name="optradio" value="option2">
      <label class="form-check-label" for="radio2">Option 2</label>
    </div>
    <div class="form-check">
      <input type="radio" class="form-check-input" disabled>
      <label class="form-check-label">Option 3</label>
    </div>
    <button type="submit" class="btn btn-primary mt-3">Submit</button>
  </form>
</div>