<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
div {
background-color: powderblue;
margin: 50px auto;
}
.box1{width: 100px; height: 200px;}
.box2{width: 500px; height: 200px;}
.box3{width: 300px; height: 700px;}
.box4{width: 400px; height: 300px;}
.box5{width: 190px; height: 800px;}
</style>
</head>
<boby>
<div class="box1"></div>
<div class="box2"></div>
<div class="box3"></div>
<div class="box4"></div>
<div class="box5"></div>
<script src="js/jquery-3.6.0.min.js"></script>
<script src="js/jquery-ui.min.js"></script>
<script>
/*
$(sel).width(); //해당 선택자의 width 값을 가져옴
$(sel).width(num); //너비값 반영
$(sel).height(); //해당 선택자의 height 값을 가져옴
$(sel).height(num); //너비값 반영
is()메서드는 선택자의 상태를 묻는 메서드
var a = $(this).is(":animated");
if(a === false)
*/
$("div").on("click", function(){
var w = $(this).width();
var h = $(this).width();
$(this).stop().animate({
"width" : h,
"height" : w
});
});
</script>
</boby>
</html>
Engineering is the closest thing to magic that exists in the world.