요소 위치 메서드에는 position()메서드와 offset()메서드가 있습니다. position()메서드는 포지션 기준이 되는 요소를 기준으로 선택한 요소에서 가로/세로로 떨어진 위치의 좌푯값을 반환하거나 변경할 때 사용합니다. offset()메서드는 문서(Document)를 기준으로 선택한 요소의 가로/세로로 떨어진 위치의 좌푯값을 반환하거나 변경 사용
$("선택자").position().left; $("선택자").position().right; $("선택자").position().top; $("선택자").position().bottom;
$("선택자").offset().left; $("선택자").offset().top;
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>jquery</title>
<style>
div {line-height: 40px; text-align: center; background-image: linear-gradient(to top, #d299c2 0%, #fef9d7 100%);}
.circle1 {position: absolute; left: 100px; top: 400px; width: 40px; height: 40px; border-radius: 50%;}
.circle2 {position: absolute; right: 100px; bottom: 400px; width: 40px; height: 40px; border-radius: 50%;}
</style>
</head>
<body>
<div class="circle1">1</div>
<div class="circle2">2</div>
<button class="btn1">circle1</button>
<button class="btn2">circle2</button>
<button class="btn3">position1</button>
<button class="btn4">position2</button>
<ul>
<li><span>position().left : </span><span class="pl">0</span></li>
<li><span>position().top : </span><span class="pt">0</span></li>
<li><span>position().bottom : </span><span class="pb">0</span></li>
<li><span>position().right : </span><span class="pr">0</span></li>
<li><span>offset().left : </span><span class="ol">0</span></li>
<li><span>offset().top : </span><span class="ot">0</span></li>
<li><span>width : </span><span class="wi">0</span></li>
<li><span>height : </span><span class="he">0</span></li>
</ul>
<!-- script -->
<script src="jquery.min_1.12.4.js.js" ></script>
<script>
//버튼을 누르면 버튼의 위치 값을 알려주기
$(".btn1").click(function(){
const pl = $(".circle1").position().left;
const pt = $(".circle1").position().top;
const pb = $(".circle1").position().bottom;
const pr = $(".circle1").position().right;
const ol = $(".circle1").offset().left;
const ot = $(".circle1").offset().top;
const wi = $(".circle1").width();
const he = $(".circle1").height();
$(".pl").text(pl);
$(".pt").text(pt);
$(".pb").text(pb);
$(".pr").text(pr);
$(".ol").text(ol);
$(".ot").text(ot);
$(".wi").text(wi);
$(".he").text(he);
});
$(".btn2").click(function(){
const pl = $(".circle2").position().left;
const pt = $(".circle2").position().top;
const pb = $(".circle2").position().bottom;
const pr = $(".circle2").position().right;
const ol = $(".circle2").offset().left;
const ot = $(".circle2").offset().top;
const wi = $(".circle2").width();
const he = $(".circle2").height();
$(".pl").text(pl);
$(".pt").text(pt);
$(".pb").text(pb);
$(".pr").text(pr);
$(".ol").text(ol);
$(".ot").text(ot);
$(".wi").text(wi);
$(".he").text(he);
});
//원의 위치를 움직이게 만들기(위치변경)
$(".btn3").click(function(){
$(".circle1").offset({"top":"70", "left":"200"});
});
$(".btn4").click(function(){
$(".circle2").offset({"top":"270", "left":"20"});
});
</script>
</body>
</html>