offset、scroll、client区别

 1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 2  <html xmlns="http://www.w3.org/1999/xhtml">
 3  <head>
 4      <meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
 5      <title>111</title>
 6      <style type="text/css">
 7      body{
 8          margin: 0;
 9          padding: 0;
10      }
11      </style>
12  </head>
13  <body>
14      <div id="out1" style="100px;height:100px;overflow:scroll; margin:50px;">
15          <div style="background:#666666;200px;height:200px;"></div>
16      </div>
17      <script type="text/javascript" src="test51.js"></script>
18  </body>
19  </html>
1 var divs = document.getElementById("out1");
2 console.log("offsetHeight:" + divs.offsetHeight);
3 console.log("scrollHeight:" + divs.scrollHeight);
4 console.log("clientHeight:" + divs.clientHeight);//滚动条占据17个像素
5 console.log("offsetWidth:" + divs.offsetWidth);
6 console.log("scrollWidth:" + divs.scrollWidth);
7 console.log("clientWidth:" + divs.clientWidth);//滚动条占据17个像素
原文地址:https://www.cnblogs.com/qzsonline/p/2506210.html