<html><head><link rel="stylesheet" href="https://apps.bdimg.com/libs/jquerymobile/1.4.2/jquery.mobile.min.css"><script src="https://apps.bdimg.com/libs/jquery/1.10.2/jquery.min.js"></script><script src="https://apps.bdimg.com/libs/jquerymobile/1.4.2/jquery.mobile.min.js"></script></head><body><div data-role="page" id="pageone"> <div data-role="header"> <h1>可折叠块</h1> </div> <div data-role="content"> <div data-role="collapsible" data-collapsed="false"> <h1>点击我 - 我可以折叠！</h1> <p>我是可折叠的内容。</p> </div> </div> <div data-role="footer"> <h1>页脚文本</h1> </div></div> </body></html>