javascript
<!DOCTYPE html>
<html>
<head>
<title>盒子模型</title>
<style>
#wrapperBox{
margin:20px;
width: 140px;
height: 140px;
background:red;
padding:20px;
outline-style:dashed;
}
#Box {
width:100%;
height:100%;
background:orange;
}
</style>
<script src="~/lib/jquery/dist/jquery.js"></script>
</head>
<body>
<h1>盒子模型</h1>
<div id="outerBox">
<div id="wrapperBox"><div id="Box"></div></div></div>
<script>
var boxWidth = $("#Box").width();
var boxHeight = $("#Box").height();
var boxWidth2 = $("#Box").outerWidth();
var boxHeight2 = $("#Box").outerHeight();
console.log("盒子的宽度和高度是：", boxWidth, boxHeight);
console.log("盒子的外部宽度和高度是：", boxWidth2, boxHeight2);
console.log("可知盒子的高度和宽度包括内边距大小的");
</script>
</body>
</html>