jQuery queue()
add function to queue
<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"> </script>/*from www. java 2s.c o m*/ <script> $(document).ready(function(){ let div = $("div"); $("#start").click(function(){ div.animate({height: 300}, "slow"); div.animate({width: 300}, "slow"); div.queue(function () { div.css("background-color", "red"); div.dequeue(); }); div.animate({height: 100}, "slow"); div.animate({width: 100}, "slow"); }); $("#stop").click(function(){ div.clearQueue(); }); }); </script> </head> <body> <p> <button id="start">Start Animation</button> <button id="stop">Stop Animation</button> </p> <div style="background:red;height:100px;width:100px;position:relative"></div> </body> </html>