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js获取设备

发布时间：2023-09-06 01:48责任编辑：赖小花关键词：js

总结了一个JavaScript获取当前终端类型（pc， mobile），操作系统类型，浏览器类型，浏览器版本的小工具。

个人觉得还行，测试过没有问题，能识别ie7以及以上。

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/**
author: Weihuan
date: 2017-6-26
**/
var_AgentInfo = {
deviceType:"",// pc or mobile
OSname:"",// windows, Android, linux and so on...
browserName:"",// chrome, safari, firefox, IE and so on...
browserVer:"",// browser version， important if in IE environment.
adaptType: 0,// A type value, Adapt to the screen due to width
_init:function(){
_AgentInfo.setDeviceAndOS();
_AgentInfo.setBrowser();
},
setDeviceAndOS:function(){
varname ="unknown";
if(window.navigator.userAgent.indexOf("Android") != -1){
name ="Android";
}elseif(window.navigator.userAgent.indexOf("iPhone") != -1){
name ="iPhone";
}elseif(window.navigator.userAgent.indexOf("SymbianOS") != -1){
name ="SymbianOS";
}elseif(window.navigator.userAgent.indexOf("Windows Phone") != -1){
name ="Windows Phone";
}elseif(window.navigator.userAgent.indexOf("iPad") != -1){
name ="iPad";
}elseif(window.navigator.userAgent.indexOf("iPod") != -1){
name ="iPod";
}
if(name !="unknown"){
_AgentInfo.OSname = name;
_AgentInfo.deviceType ="mobile";
return;
}
if(window.navigator.userAgent.indexOf("Windows NT 10.0")!= -1){
name="Windows 10";
}elseif(window.navigator.userAgent.indexOf("Windows NT 6.2") != -1){
name="Windows 8";
}elseif(window.navigator.userAgent.indexOf("Windows NT 6.1") != -1){
name="Windows 7";
}elseif(window.navigator.userAgent.indexOf("Windows NT 6.0") != -1){
name="Windows Vista";
}elseif(window.navigator.userAgent.indexOf("Windows NT 5.1") != -1){
name="Windows XP";
}elseif(window.navigator.userAgent.indexOf("Windows NT 5.0") != -1){
name="Windows 2000";
}elseif(window.navigator.userAgent.indexOf("Mac") != -1){
name="Mac/iOS";
}elseif(window.navigator.userAgent.indexOf("X11") != -1){
name="UNIX";
}elseif(window.navigator.userAgent.indexOf("Linux") != -1){
name="Linux";
}
_AgentInfo.OSname = name;
_AgentInfo.deviceType ="pc";
},
setBrowser:function(){
varnAgt = navigator.userAgent;
varbrowserName = navigator.appName;
varfullVersion =‘‘+parseFloat(navigator.appVersion);
varmajorVersion = parseInt(navigator.appVersion,10);
varnameOffset,verOffset,ix;
if((verOffset=nAgt.indexOf("Opera"))!=-1) {// In Opera, the true version is after "Opera" or after "Version"
browserName ="Opera";
fullVersion = nAgt.substring(verOffset+6);
if((verOffset=nAgt.indexOf("Version"))!=-1)
fullVersion = nAgt.substring(verOffset+8);
}
elseif( (nAgt.indexOf("Trident"))!=-1 ) {// ( ver >= ie7) In MSIE, the true version is after "MSIE" in userAgent
if((verOffset=nAgt.indexOf("MSIE"))!=-1){
fullVersion = nAgt.substring(verOffset+5);
}else{
fullVersion =‘11.0‘;
}
if(fullVersion == 5){
fullVersion ="11.0";
}
browserName ="IE";
}
elseif((verOffset=nAgt.indexOf("Chrome"))!=-1) {// In Chrome, the true version is after "Chrome"
browserName ="Chrome";
fullVersion = nAgt.substring(verOffset+7);
}
elseif((verOffset=nAgt.indexOf("Safari"))!=-1) {// In Safari, the true version is after "Safari" or after "Version"
browserName ="Safari";
fullVersion = nAgt.substring(verOffset+7);
if((verOffset=nAgt.indexOf("Version"))!=-1)
fullVersion = nAgt.substring(verOffset+8);
}<

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