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编辑您的代码：
<!DOCTYPE html> <html> <head> <script src="../../ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"> </script> <script> $(document).ready(function(){ $("#toggle").on("click",function(){ $("div").toggle(5000); }); $("#interval").on("click",function(){ jQuery.fx.interval = 500; }); }); </script> </head> <body> <button id="toggle">切换 div</button> <button id="interval">以较少的帧数来运行动画</button> <div style="background:#98bf21;height:100px;width:100px;margin:50px;"> </div> </body> </html>
查看结果: