<!-- 任意对象，直接获取他们的 x , y 都是为0；
$('#xxx').css('x','y'); -->
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<a href="">sdf</a>
<div class="one">sdlkfsd</div>
<div class="two">sdlkfsd</div>
<div class="three">sdlkfsd</div>
<div class="four">sdlkfsd</div>
<div class="five">sdlkfsd</div>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script type="text/javascript">
console.log($('.five').css('x'));
console.log($('.five').css('y'));
console.log($('.one').css('x'));
console.log($('.one').css('y'));
console.log($('.two').css('x'));
console.log($('.two').css('y'));
</script>
</body>
</html>