<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
$("#start").click(function(){
var div = $("div");
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");
});
});
</script>
</head>
<body>
<p>The queue() method allows you to create a queue of functions to be executed on selected elements.</p>
<p>The dequeue() method executes them in order. </p>
<p><button id="start">Start Animation</button></p>
<div style="background:blue;height:100px;width:100px;">
</div>
</body>
</html>