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Bootstrap4 教程
Bootstrap4 基础教程
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<!DOCTYPE html> <html> <head> <title>Bootstrap 示例</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> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css"> <script src="https://cdn.staticfile.org/twitter-bootstrap/4.3.1/js/bootstrap.min.js"></script> </head> <body> <div class="bs-example"> <div class="btn-group mr-2"> <button type="button" class="btn btn-primary"> <i class="fa fa-font"></i> </button> <button type="button" class="btn btn-primary"> <i class="fa fa-bold"></i> </button> <button type="button" class="btn btn-primary"> <i class="fa fa-italic"></i> </button> </div> <div class="btn-group mr-2"> <button type="button" class="btn btn-primary"> <i class="fa fa-align-left"></i> </button> <button type="button" class="btn btn-primary"> <i class="fa fa-align-center"></i> </button> <button type="button" class="btn btn-primary"> <i class="fa fa-align-right"></i> </button> <button type="button" class="btn btn-primary"> <i class="fa fa-align-justify"></i> </button> </div> <div class="btn-group"> <button type="button" class="btn btn-primary"> <i class="fa fa-undo"></i> </button> </div> </div> </body> </html>
运行结果