切换布局
显示结果
<!DOCTYPE html> <html lang="zh"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>Bootstrap4 通过data属性添加下拉菜单 - 迹忆客(jiyik.com)</title> <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/css/bootstrap.min.css"> <script src="https://code.jquery.com/jquery-3.5.1.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/js/bootstrap.bundle.min.js"></script> <style> .m-4{ margin: 50px; } </style> </head> <body> <div class="m-4"> <div class="dropdown"> <a href="#" class="dropdown-toggle" data-bs-toggle="dropdown">Dropdown</a> <div class="dropdown-menu"> <a href="#" class="dropdown-item">Action</a> <a href="#" class="dropdown-item">Another action</a> </div> </div> </div> </body> </html>
