W3School TIY
（请在下面的文本框中编辑您的代码，然后单击此按钮测试结果。）
编辑您的代码：
<html> <head> <script type="text/javascript" src="../jquery/jquery.js" ></script> <script type="text/javascript"> $(document).ready(function(){ $("button").click(function(){ $("p").toggle(); }); }); </script> </head> <body> <button type="button">切换</button> <p>This is a paragraph with little content.</p> <p>This is another small paragraph.</p> </body> </html>
查看结果: