折叠插件可让您轻松折叠页面。无论您是用它来构建手风琴导航还是内容盒，它都允许很多内容选择。
您可以尝试运行以下代码以在Bootstrap中实现折叠插件-
<!DOCTYPE html> <html> <head> <title>Bootstrap Example</title> <link href = "/bootstrap/css/bootstrap.min.css" rel = "stylesheet"> <script src = "/scripts/jquery.min.js"></script> <script src = "/bootstrap/js/bootstrap.min.js"></script> </head> <body> <div class = "panel-group" id = "accordion"> <div class = "panel panel-default"> <div class = "panel-heading"> <h4 class = "panel-title"> <a data-toggle = "collapse" data-parent = "#accordion" href = "#collapseOne"> Click me to expand. Click me again to collapse.Section </a> </h4> </div> <div id = "collapseOne" class = "panel-collapse collapse in"> <div class = "panel-body"> Nihil anim keffiyeh helvetica, craft beer labore wes anderson cred nesciunt sapiente ea proident. Ad vegan excepteur butcher vice lomo. </div> </div> </div> </div> </body> </html>