Home >Web Front-end >JS Tutorial >How to use JS to detect computer configuration
This time I will show you how to use JS to detect computer configuration, and what are the precautions for using JS to detect computer configuration. The following is a practical case, let’s take a look.
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
</head>
<style type="text/css">
h1 {
text-align: center;
color: #000046;
}
.i {
display: inline-block;
vertical-align: middle;
width: 30px;
height: 30px;
margin: 5px 20px;
background: url(http://yi.sunlands.com/ent-portal-war/images/tc_icon.png) no-repeat;
}
.a {
background-position: 0 0;
}
.b {
background-position: 0 -40px;
}
.c {
background-position: 0 -80px;
}
.d {
background-position: 0 -120px;
}
.e {
background-position: 0 -160px;
}
b {
color: #007ac3;
padding-right: 10px;
}
i {
color: green;
font-weight: bold;
}
.box {
width: 460px;
height: 360px;
margin: auto;
padding: 20px;
border: 2px solid darkgray;
font-size: 18px;
border-radius: 10px;
border-left-width: 10px;
border-right-width: 10px;
}
</style>
<body>
<h1>电脑配置检测</h1>
<hr />
<p class="box">
<p> <i class="i a"></i> <b>您的操作系统是: </b> <i id="xitong"></i> </p>
<p> <i class="i b"></i> <b>您的网络链接状态是: </b> <i id="netline"></i> </p>
<p> <i class="i b"></i> <b>您当前浏览网速是:</b> <i id="wangsu"></i> </p>
<p> <i class="i c"></i> <b>您电脑的分辨率是:</b> <i id="fenbianlv"></i> </p>
<p> <i class="i d"></i> <b>您的浏览器是:</b> <i id="liulanqi"></i> </p>
<p> <i class="i e"></i> <b>您的flash的版本是:</b> <i id="flash_banben"></i> </p>
</p>
</body>
<script src="jquery-1.12.4.min.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
$(function(){
if(typeof Obj == "undefined") {
var Obj = new Object();
}
if(typeof Obj.SWFObjectUtil == "undefined") {
Obj.SWFObjectUtil = new Object();
}
Obj.SWFObject = function(_1, id, w, h, _5, c, _7, _8, _9, _a) {
if(!document.getElementById) return;
this.params = new Object();
this.variables = new Object();
this.attributes = new Array();
if(_1) this.setAttribute("swf", _1);
if(id) this.setAttribute("id", id);
if(w) this.setAttribute("width", w);
if(h) this.setAttribute("height", h);
if(_5) this.setAttribute("version", new Obj.PlayerVersion(_5.toString().split(".")));
this.installedVer = Obj.SWFObjectUtil.getPlayerVersion();
if(!window.opera && document.all && this.installedVer.major > 7) {
Obj.SWFObject.doPrepUnload = true;
}
if(c) this.addParam("bgcolor", c);
var q = _7 ? _7 : "high";
this.addParam("quality", q);
this.setAttribute("useExpressInstall", false);
this.setAttribute("doExpressInstall", false);
var _c = (_8) ? _8 : window.location;
this.setAttribute("xiRedirectUrl", _c);
this.setAttribute("redirectUrl", "");
if(_9) this.setAttribute("redirectUrl", _9);
};
Obj.SWFObject.prototype = {
useExpressInstall: function(_d) {
this.xiSWFPath = !_d ? "expressinstall.swf" : _d;
this.setAttribute("useExpressInstall", true);
},
setAttribute: function(_e, _f) {
this.attributes[_e] = _f;
},
getAttribute: function(_10) {
return this.attributes[_10];
},
addParam: function(_11, _12) {
this.params[_11] = _12;
},
getParams: function() {
return this.params;
},
addVariable: function(_13, _14) {
this.variables[_13] = _14;
},
getVariable: function(_15) {
return this.variables[_15];
},
getVariables: function() {
return this.variables;
},
getVariablePairs: function() {
var _16 = new Array();
var key;
var _18 = this.getVariables();
for(key in _18) {
_16[_16.length] = key + "=" + _18[key];
}
return _16;
},
getSWFHTML: function() {
var _19 = "";
if(navigator.plugins && navigator.mimeTypes && navigator.mimeTypes.length) {
if(this.getAttribute("doExpressInstall")) {
this.addVariable("MMplayerType", "PlugIn");
this.setAttribute("swf", this.xiSWFPath);
}
_19 = "<embed type=\"application/x-shockwave-flash\" src=\"" + this.getAttribute("swf") + "\" width=\"" + this.getAttribute("width") + "\" height=\"" + this.getAttribute("height") + "\" style=\"" + this.getAttribute("style") + "\"";
_19 += " id=\"" + this.getAttribute("id") + "\" name=\"" + this.getAttribute("id") + "\" ";
var _1a = this.getParams();
for(var key in _1a) {
_19 += [key] + "=\"" + _1a[key] + "\" ";
}
var _1c = this.getVariablePairs().join("&");
if(_1c.length > 0) {
_19 += "flashvars=\"" + _1c + "\"";
}
_19 += "/>";
} else {
if(this.getAttribute("doExpressInstall")) {
this.addVariable("MMplayerType", "ActiveX");
this.setAttribute("swf", this.xiSWFPath);
}
_19 = "<object id=\"" + this.getAttribute("id") + "\" classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" width=\"" + this.getAttribute("width") + "\" height=\"" + this.getAttribute("height") + "\" style=\"" + this.getAttribute("style") + "\">";
_19 += "<param name=\"movie\" value=\"" + this.getAttribute("swf") + "\" />";
var _1d = this.getParams();
for(var key in _1d) {
_19 += "<param name=\"" + key + "\" value=\"" + _1d[key] + "\" />";
}
var _1f = this.getVariablePairs().join("&");
if(_1f.length > 0) {
_19 += "<param name=\"flashvars\" value=\"" + _1f + "\" />";
}
_19 += "</object>";
}
return _19;
},
write: function(_20) {
if(this.getAttribute("useExpressInstall")) {
var _21 = new Obj.PlayerVersion([6, 0, 65]);
if(this.installedVer.versionIsValid(_21) && !this.installedVer.versionIsValid(this.getAttribute("version"))) {
this.setAttribute("doExpressInstall", true);
this.addVariable("MMredirectURL", escape(this.getAttribute("xiRedirectUrl")));
document.title = document.title.slice(0, 47) + " - Flash Player Installation";
this.addVariable("MMdoctitle", document.title);
}
}
if( this.getAttribute("doExpressInstall") || this.installedVer.versionIsValid(this.getAttribute("version"))) {
var n = (typeof _20 == "string") ? document.getElementById(_20) : _20;
n.innerHTML = this.getSWFHTML();
return true;
} else {
if(this.getAttribute("redirectUrl") != "") {
document.location.replace(this.getAttribute("redirectUrl"));
}
}
return false;
}
};
Obj.PlayerVersion = function(_29) {
this.major = _29[0] != null ? parseInt(_29[0]) : 0;
this.minor = _29[1] != null ? parseInt(_29[1]) : 0;
this.rev = _29[2] != null ? parseInt(_29[2]) : 0;
};
Obj.SWFObjectUtil.getPlayerVersion = function() {
var _23 = new Obj.PlayerVersion([0, 0, 0]);
if(navigator.plugins && navigator.mimeTypes.length) {
var x = navigator.plugins["Shockwave Flash"];
if(x && x.description) {
_23 = new Obj.PlayerVersion(x.description.replace(/([a-zA-Z]|\s)+/, "").replace(/(\s+r|\s+b[0-9]+)/, ".").split("."));
}
} else {
if(navigator.userAgent && navigator.userAgent.indexOf("Windows CE") >= 0) {
var axo = 1;
var _26 = 3;
while(axo) {
try {
_26++;
axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash." + _26);
_23 = new Obj.PlayerVersion([_26, 0, 0]);
} catch(e) {
axo = null;
}
}
} else {
try {
var axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
} catch(e) {
try {
var axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
_23 = new Obj.PlayerVersion([6, 0, 21]);
axo.AllowScriptAccess = "always";
} catch(e) {
if(_23.major == 6) {
return _23;
}
}
try {
axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
} catch(e) {}
}
if(axo != null) {
_23 = new Obj.PlayerVersion(axo.GetVariable("$version").split(" ")[1].split(","));
}
}
}
return _23;
};
//获取浏览器flash版本号
function getFlashVersion() {
var version = Obj.SWFObjectUtil.getPlayerVersion();
$("#flash_banben").html(version['major'] + "." + version['minor'] + "." + version['rev']);
};
//获取操作系统屏幕分辨率
function getScreenSize() {
return {
width: screen.width,
height: screen.height
};
}
$("#fenbianlv").html(getScreenSize().width + "*" + getScreenSize().height);
function getNetline() {
$('#netline').text("网络已链接");
window.ononline = function() {
$('#netline').text("网络已链接");
};
window.onoffline = function() {
$('#netline').text("网络已断开");
};
}
//获取浏览器版本
function getExplorerVersion() {
var Sys = {};
var ua = navigator.userAgent.toLowerCase();
var s;
var result = "";
(s = ua.match(/qqbrowser\/([\d.]+)/)) ? Sys.qqbrowser = s[1]:
(s = ua.match(/msie ([\d.]+)/)) ? Sys.ie = s[1] :
(s = ua.match(/(trident)\/([\d.]+)/)) ? Sys.ie = '11.0' :
(s = ua.match(/firefox\/([\d.]+)/)) ? Sys.firefox = s[1] :
(s = ua.match(/chrome\/([\d.]+)/)) ? Sys.chrome = s[1] :
(s = ua.match(/opera.([\d.]+)/)) ? Sys.opera = s[1] :
(s = ua.match(/version\/([\d.]+).*safari/)) ? Sys.safari = s[1] : 0;
if(Sys.ie)
result = "IE " + Sys.ie;
else if(Sys.firefox)
result = "firefox " + Sys.firefox;
else if(Sys.chrome)
result = "chrome " + Sys.chrome;
else if(Sys.opera)
result = "opera " + Sys.opera;
else if(Sys.safari)
result = "safari" + Sys.safari;
else if(Sys.qqbrowser)
result = "QQBrowser" + Sys.qqbrowser;
else
result = "未知";
$("#liulanqi").html(result + "(内核)");
}
//获取操作系统版本
function getOsVersion() {
var opName = "";
var Name = "";
var ua = window.navigator.userAgent;
var isWin = (navigator.platform == "Win32") || (navigator.platform == "Windows") || (navigator.platform == "Win64");
var isMac = (navigator.platform == "Mac68K") || (navigator.platform == "MacPPC") || (navigator.platform == "Macintosh") || (navigator.platform == "MacIntel");
if(isMac) {
opName = "Mac";
Name = "Mac";
} else if(isWin) {
var osN = "";
if(ua.indexOf("WOW") != -1 || ua.indexOf("Win64") != -1) {
osN = "64";
} else {
osN = "32";
}
var osV = ua.substr(ua.indexOf("Windows NT ") + 11, 3);
switch(osV) {
case "5.0":
opName = "Windows XP2000";
Name = "Win2000";
break;
case "5.1":
opName = "Windows XP ";
Name = "WinXP";
break;
case "5.2":
opName = "Windows 2003";
Name = "Win2003";
break;
case "6.1":
opName = "Windows 7 " + osN + "位";
Name = "Win7";
break;
case "6.3":
opName = "Windows 8 " + osN + "位";
Name = "Win8";
break;
default:
Name = "Other";
break;
}
} else {
var isUnix = (navigator.platform == "X11") && !isWin && !isMac;
if(isUnix) {
opName = "Unix";
Name = "Unix";
} else {
var isLinux = (String(navigator.platform).indexOf("Linux") > -1);
if(isLinux) {
opName = "Linux";
Name = "Linux";
} else {
Name = "Other";
}
}
}
$("#xitong").html(opName);
}
//获取网速
function getNet() {
var starttime = new Date();
var size = 0, //文件长度，由脚本使用HEAD自动计算
url = "2017-08-22_233329.jpg?" + new Date().valueOf(); //获取文件的长度：
var xhr = $.ajax({
type: 'get', //"head",
url: url,
success: function(msg) {
size = xhr.getResponseHeader('Content-Length');
//开始GET数据：
$.get(url, function(data) {
var endtime = new Date();
usetime = endtime - starttime;
if(usetime == 0) {
usetime = 10;
}
var speed = (size / (1024)) / (usetime / (1000));
var result_text = speed.toFixed(2);
$("#wangsu").html(result_text + "KB/S");
});
}
});
}
getNet();
getOsVersion();
getExplorerVersion();
getFlashVersion();
getNetline();
}());
</script>
</html> I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website! Recommended reading:
Use case description of filter() method in jquery
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The above is the detailed content of How to use JS to detect computer configuration. For more information, please follow other related articles on the PHP Chinese website!