编辑代码:
查看结果 »
试一试 - ©
w3ii.com
<!DOCTYPE html> <html> <head> <script src="/lib/jquery-1.12.2.min.js"></script> <script> $(document).ready(function(){ $("body").delegate("p", "click", function(){ $(this).slideToggle(); }); $("button").click(function(){ $("body").undelegate(); }); }); </script> </head> <body> <p>This is a paragraph.</p> <p>This is another paragraph.</p> <p>Click any p element to make it disappear.</p> <button>Remove event handlers, added with the delegate() method, from all elements</button> </body> </html>