标签：mic min ESS src mamicode com rap pre css
class为badge即可，通常放在span标签里。
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <link rel="stylesheet" href="css/bootstrap.min.css"> </head> <body> <button class="btn btn-success">未读消息<span class="badge">99+</span></button> <script src="js/jQuery-3.4.1.js" type="text/javascript" charset="utf-8"></script> <script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script> </body> </html>
标签：mic min ESS src mamicode com rap pre css
原文地址：https://www.cnblogs.com/Scorpicat/p/12287418.html
