源代码 ：
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"> <span class="d-inline-block" tabindex="0" data-toggle="tooltip" title="Disabled tooltip"> <button class="btn btn-primary" style="pointer-events: none;" type="button" disabled>Disabled button</button> </span> </div> <script> $(document).ready(function(){ $('[data-toggle="tooltip"]').tooltip(); }); </script> </body> </html>
运行结果