一个不错网速测试代码

时间:2008-7-20 网友评论条【大中小】
<html>
<head>
<style>
body{font-family:宋体;font-size:16px;}
#result{margin-top:20px;}
img{width:0px;}
#kbps_sec{color:#ff00ff;font-weight:bold;}
.sdiv{padding:5px 0px;}
.server{width:88px;text-align:center;font-size:12px;background:#FFFFCC;border:1px solid #FFCC33;margin-right:5px;padding:5px 5px 3px 5px;}
.current{color:#fff;background:#ff0000;border:1px solid #999;}
</style>
<title>网速测试 - 中国asp之家</title>
</head>
<base onmouseover="window.status='52515.net';return true">
<body>
测试您的速度<br /><br />
<script language=Javascript>
var sim = 0;
var a,b;
var img;
var st=0;
var body = document.getElementsByTagName('body')[0];
var servers = new Array();
servers[0]=['电信服务器①', 'http://218.75.99.62/'];
servers[0]=['电信服务器①', 'http://58.211.236.186/'];
servers[1]=['电信服务器②', 'http://58.211.7.204/'];
servers[2]=['电信服务器③', 'http://58.211.7.204/'];
servers[3]=['网通服务器', 'http://221.10.253.226/'];
for (var i=0; i<servers.length; i++){
	document.write('<div class="sdiv"><span class="server" id="s_'+i+'">'+servers[i][0]+'</span>连接速度：<span id="result_'+i+'">正在测试...</span></div>');
}
document.write('<div id="result"></div>');
function getCookie(name){
	var strCookies = document.cookie;
	var cookieName = name + "=";
	var valueBegin, valueEnd, value;
	valueBegin = strCookies.indexOf(cookieName);
	if (valueBegin == -1) return null;
	valueEnd = strCookies.indexOf(";", valueBegin);
	if (valueEnd == -1)
	valueEnd = strCookies.length;
	value = strCookies.substring(valueBegin+cookieName.length,valueEnd);
	return value;
}
function deleteCookie (name) 
{  
	var exp = new Date();  
	exp.setTime (exp.getTime() - 1);  
	var cval = getCookie (name);  
	document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}
function setCookie (name, value) 
{
	var argv = setCookie.arguments;  
	var argc = setCookie.arguments.length;  
	var path = (argc > 2) ? argv[2] : "/";  
	var hours = (argc > 3) ? argv[3] : 24*365;  
	var domain = (argc > 4) ? argv[4] : null;  
	var secure = (argc > 5) ? argv[5] : false;  
	deleteCookie (name);
	var expires = new Date((new Date()).getTime() + hours * 60 * 60 * 1000);
	document.cookie = name + "=" + value + 
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 
	((path == null) ? "" : ("; path=" + path)) +  
	((domain == null) ? "" : ("; domain=" + domain)) +    
	((secure == true) ? "; secure" : "");

}
function array_max( ) {
	var i, max = this[0][2];
	for (i = 1; i < this.length; i++) {
		if (max < this[i][2]) max = this[i][2];
	}
	return max;
}
Array.prototype.max = array_max;
function tt(){
	if(img.readyState =="complete"){
		b = new Date();
		var filesize = img.fileSize;
		var linespeed = filesize/(b-a-80);
		if((b-a)==0) linespeed = .1;
		var kbps = Math.round(linespeed*80)/10;
		var kbps_sec = Math.round(linespeed*10)/10;
		servers[st][2] = kbps_sec;
		document.getElementById('result_'+st).innerHTML = "<font color='red'><b>"+kbps_sec+"</b></font> K 字节/秒";
		st++;
		if(st<servers.length) {
			limg(st);
		} else {
			ok();
		}
	}
}
function ok(){
		var y = servers.max();
		for(var i=0;i<servers.length;i++){   
			if(servers[i][2] == y){   
				document.getElementById("s_"+i).className+=' current';  
				document.getElementById("result").innerHTML='经过测试当前 <font color="red">'+servers[i][0]+'</font> 速度最快，建议您选用 <font color="red">'+servers[i][0]+'</font> 进行游戏<br /><br /><a href="javascript:document.location.reload()">再测一次</a>';
				setCookie('currentserver', i, '/');
				break;   
			}   
		}   
}
function err(){
	servers[st][2] = 0;
	document.getElementById('result_'+st).innerHTML = "<font color=\"#999999\">连接失败!</font>";
	st++;
	if(st<servers.length) {
		limg(st);
	} else {
		ok();
	}
}
function limg(i){
	img = document.createElement('img');
	img.setAttribute("src",servers[i][1]+"test.jpg?"+Math.round(Math.random()*10000));
	img.setAttribute("onreadystatechange",tt);
	img.setAttribute("onerror",err);
	body.appendChild(img);
	a = new Date();
}
limg(st);
</script>
</body>
</html>
[提示：你可先修改部分代码，再按运行]
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一个不错网速测试代码

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