javascript获取当前系统版本


function getOsInfo() {
var userAgent = navigator.userAgent.toLowerCase();
var name = 'Unknown';
var version = "Unknown";
if (userAgent.indexOf("win") > -1) {
name = "Windows";
if (userAgent.indexOf("windows nt 5.0") > -1) {
version = "Windows 2000";
} else if (userAgent.indexOf("windows nt 5.1") > -1 || userAgent.indexOf("windows nt 5.2") > -1) {
version = "Windows XP";
} else if (userAgent.indexOf("windows nt 6.0") > -1) {
version = "Windows Vista";
} else if (userAgent.indexOf("windows nt 6.1") > -1 || userAgent.indexOf("windows 7") > -1) {
version = "Windows 7";
} else if (userAgent.indexOf("windows nt 6.2") > -1 || userAgent.indexOf("windows 8") > -1) {
version = "Windows 8";
} else if (userAgent.indexOf("windows nt 6.3") > -1) {
version = "Windows 8.1";
} else if (userAgent.indexOf("windows nt 6.2") > -1 || userAgent.indexOf("windows nt 10.0") > -1) {
version = "Windows 10";
} else {
version = "Unknown";
}
} else if (userAgent.indexOf("iphone") > -1) {
name = "Iphone";
} else if (userAgent.indexOf("mac") > -1) {
name = "Mac";
} else if (userAgent.indexOf("x11") > -1 || userAgent.indexOf("unix") > -1 || userAgent.indexOf("sunname") > -1 ||
userAgent.indexOf("bsd") > -1) {
name = "Unix";
} else if (userAgent.indexOf("linux") > -1) {
if (userAgent.indexOf("android") > -1) {
name = "Android"
} else {
name = "Linux";
}

} else {
name = "Unknown";
}
var os = new Object();
os.name = name;
os.version = version;
var osInfo;
if (os.version == "Unknown") {
osInfo = os.name;
} else {
osInfo = os.version;
}
return ("系统:" + osInfo);
}

getOsInfo();


转载请注明来源:开发猿 » javascript获取当前系统版本

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