<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>offset</title>
<style type="text/css">
*{
margin: 0;
padding: 0;
}
.father{
width: 200px;
height: 200px;
border:10px solid red;
/* display: none; */
margin: 20px;
/* position: absolute; */
}
.son{
width: 50px;
height: 50px;
background: pink;
margin-left: 20px;
margin-top: 20px;
padding: 10px;
}
</style>
</head>
<body>
<div class="father">
<div class="son">
</div>
</div>
<div class="sub"></div>
<script type="text/javascript">
var son = document.querySelector('.son')
var father = document.querySelector('.father')
//offset 智能读取
console.log(father.offsetLeft)
console.log(father.offsetTop)
// 盒子 的宽度
console.log(son.offsetWidth)
// 盒子 的高度
console.log(son.offsetHeight)
// 盒子 和浏览器边框的x轴距离
console.log(son.offsetTop)
// 盒子 和浏览器边框的Y轴距离
console.log(son.offsetLeft)
//寻找有定位的父级 如果没有定位 直接找到 body
console.log(son.offsetParent)
</script>
</body>
</html>