JS测试显示屏分辨率以及屏幕尺寸的方法

如何用JS特效显示自己的屏幕分辨率以及屏幕尺寸呢?请看下面一段代码:

代码如下:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
<title>JS测试显示器分辨率</title> 
</head> 
<body> 
<div style="width:1cm;" id="hutia"></div> 
<SCRIPT LANGUAGE="JavaScript"> 
document.write('您的显示器分辨率为:\n' + screen.width + '*' + screen.height + ' pixels<br/>'); 
var ww = document.getElementById("hutia").offsetWidth, w = screen.width/ww, h = screen.height/ww, r = Math.round(Math.sqrt(w*w + h*h) / 2.54); 
document.write('您的显示器尺寸为:\n' + (screen.width/ww).toFixed(1) + '*' + (screen.height/ww).toFixed(1) + ' cm, '+ r +'寸<br/>'); 
</SCRIPT> 
</body> 
</html>

相关推荐