源代码：
左右布局
点击运行
<!DOCTYPE html> <html> <head> <title>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.org/twitter-bootstrap/4.3.1/css/bootstrap.min.css"> <script src="https://cdn.staticfile.org/jquery/3.2.1/jquery.min.js"></script> <script src="https://cdn.staticfile.org/popper.js/1.15.0/umd/popper.min.js"></script> <script src="https://cdn.staticfile.org/twitter-bootstrap/4.3.1/js/bootstrap.min.js"></script> </head> <body> <div class="container mt-3"> <h2>自定义控件显示在同一行</h2> <p>我们可以在外部元素上使用 .custom-control-inline 类来包裹自定义表单控件，这样自定义表单控件就能显示在同一行：</p> <form action="/action_page.php"> <div class="custom-control custom-radio custom-control-inline"> <input type="radio" class="custom-control-input" id="customRadio1" name="example1"> <label class="custom-control-label" for="customRadio1">自定义单选框 1</label> </div> <div class="custom-control custom-radio custom-control-inline"> <input type="radio" class="custom-control-input" id="customRadio2" name="example2"> <label class="custom-control-label" for="customRadio2">自定义单选框 2</label> </div> <button type="submit" class="btn btn-primary">提交</button> </form> </div> </body> </html>
运行结果