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Javascript實現檢測客戶端類型代碼封包

2019-11-20 11:05:42
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檢測訪問網頁的瀏覽器呈現引擎、平臺、Windows操作系統、移動設備和游戲系統

/** * Author: laixiangran. * Created by laixiangran on 2015/12/02. * 檢測訪問網頁的瀏覽器呈現引擎、平臺、Windows操作系統、移動設備和游戲系統 * ******************************************************************** * 各版本瀏覽器在windows10.0下的用戶代理字符串: * Google Chrome 45.0.2454.85 ―― "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.85 Safari/537.36" * Opera 31.0.1889.174 ―― "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.155 Safari/537.36 OPR/31.0.1889.174" * Microsoft Edge ―― "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36 Edge/12.10240" * Firefox 40.0.3 ―― "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:40.0) Gecko/20100101 Firefox/40.0" * Internet Explorer 11+ ―― "Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729; rv:11.0) like Gecko" * Internet Explorer 10- ―― "Mozilla/5.0 (compatible; MSIE x.0; Windows NT 10.0; WOW64; Trident/8.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)" */(function(){  window.iClient = {};  //呈現引擎信息  var engine = {    //呈現引擎    ie: 0,    gecko: 0,    webkit: 0,    khtml: 0,    opera:0,    //具體版本號    ver: null  };  var browser = {    //瀏覽器    ie: 0,    edge: 0,    firefox: 0,    safari: 0,    konq: 0,    opera: 0,    chrome: 0,    //具體版本號    ver: null  };  //平臺、設備和操作系統  var system = {    win: false,    mac: false,    unix: false,    //移動設備    iphone: false,    ipod: false,    ipad: false,    ios: false,    android: false,    nokiaN: false,    winMobile: false,    //游戲系統    wii: false, //任天堂    ps: false  //Playstation3  };  //獲取瀏覽器的用戶代理字符串  var ua = window.navigator.userAgent;  //檢測呈現引擎和瀏覽器  //檢測Presto內核的Opera瀏覽器  if(window.opera){    engine.ver = browser.ver = window.opera.version();    engine.opera = browser.opera = parseFloat(engine.ver);  }  //檢測WebKit 用代理字符串中的"AppleWebKit"進行檢測  else if(/AppleWebKit//(/S+)/.test(ua)){    engine.ver = RegExp["$1"];    engine.webkit = parseFloat(engine.ver);    //確定Microsoft Edge    if(/Edge//(/S+)/.test(ua)){      browser.ver = RegExp["$1"];      browser.edge = parseFloat(browser.ver);    }    //確定WebKit內核Opera    else if(/OPR//(/S+)/.test(ua)){      browser.ver = RegExp["$1"];      browser.opera = parseFloat(browser.ver);    }    //確定Chrome    else if(/Chrome//(/S+)/.test(ua)){      browser.ver = RegExp["$1"];      browser.chrome = parseFloat(browser.ver);    }    //確定Safari    else if(/Version//(/S+)/.test(ua)){      browser.ver = RegExp["$1"];      browser.safari = parseFloat(browser.ver);    }else{      //近似的確定版本號      var safariVersion = 1;      if(engine.webkit < 100){        safariVersion = 1;      }else if(engine.webkit <312){        safariVersion = 1.2;      }else if(engine.webkit < 412){        safariVersion = 1.3;      }else{        safariVersion = 2;      }      browser.ver = browser.safari = safariVersion;    }  }  //檢測KHTML 用于Konqueror3.1及更早版本中不包含KHTML的版本,故而就要使用Konqueror的版本來代替  else if(/KHTML//(/S+)/.test(ua) || /Konqueror//(/S+)/.test(ua)){    engine.ver = browser.ver = RegExp["$1"];    engine.khtml = browser.konq = parseFloat(engine.ver);s  }  //檢測Gecko 其版本號在字符串"rv:"的后面  else if(/rv:([^/)]+)/) Gecko///d{8}/.test(ua)){    engine.ver = RegExp["$1"];    engine.gecko = parseFloat(engine.ver);    //確定Firefox    if(/Firefox//(/S+)/.test(ua)){      browser.ver = RegExp["$1"];      browser.firefox = parseFloat(browser.ver);    }  }  //檢測IE  else if(/MSIE ([^;]+)/.test(ua) || /rv:([^/)]+)/) like Gecko/.test(ua)){    engine.ver = browser.ver = RegExp["$1"];    engine.ie = browser.ie = parseFloat(engine.ver);  }  //獲取平臺或者操作系統信息,可能的值:win32、win64、MacPPC、MacIntel、Xll、Linux i686  var p = window.navigator.platform;  //檢測平臺  system.win = p.indexOf("Win") == 0;  system.mac = p.indexOf("Mac") == 0;  system.unix = (p == "Xll'") || (p.indexOf("Linux") == 0);  //檢測Windows操作系統  if(system.win){    if(/Win(?:dows )?([^do]{2})/s?(/d+/./d+)?/.test(ua)){      if(RegExp["$1"] == "NT"){        switch(RegExp["$2"]){          case "5.0":            system.win = "2000";            break;          case "5.1":            system.win = "XP";            break;          case "6.0":            system.win = "Vista";            break;          case "7":            system.win = "7";            break;          case "8":            system.win = "8";            break;          case "8.1":            system.win = "8.1";            break;          case "10.0":            system.win = "10.0";            break;          default:            system.win = "NT";            break;        }      }    }  }  //移動設備  system.iphone = ua.indexOf("iPhone") > -1;  system.ipod = ua.indexOf("iPod") > -1;  system.ipad = ua.indexOf("iPad") > -1;  system.nokiaN = ua.indexOf("NokiaN") > -1;  //window mobile  if(system.win == "CE"){    system.winMobile = system.win;  }else if(system.win == "Ph"){    if(/Windows Phone OS (/d+./d+)/.test(ua)){      system.win = "Phone";      system.winMobile = parseFloat(RegExp["$1"]);    }  }  //檢測iOS版本  if(system.mac && ua.indexOf("Mobile") > -1){    if(/CPU (?:iPhone )?OS (/d+./d+)/.test(ua)){      system.ios = parseFloat(RegExp["$1"].replace("_","."));    }else{      system.ios = 2; //不能真正檢測出來,所以只能猜測    }  }  //檢測安卓版本  if(/Android (/d+./d+)/.test(ua)){    system.android = parseFloat(RegExp["$1"]);  }  //檢測游戲系統  system.wii = ua.indexOf("wii") > -1;  system.ps = /playstation/i.test(ua);  window.iClient.engine = engine;  window.iClient.browser = browser;  window.iClient.system = system;})();

再給大家一個簡單點的實例:判斷windows、linux、android

<html><head><title>判斷操作系統</title><script type="text/javascript">function detectOS() { var sUserAgent = navigator.userAgent; var isWin = (navigator.platform == "Win32") || (navigator.platform == "Windows"); var isMac = (navigator.platform == "Mac68K") || (navigator.platform == "MacPPC") || (navigator.platform == "Macintosh") || (navigator.platform == "MacIntel"); if (isMac) return "Mac"; var isUnix = (navigator.platform == "X11") && !isWin && !isMac; if (isUnix) return "Unix"; var isLinux = (String(navigator.platform).indexOf("Linux") > -1); var bIsAndroid = sUserAgent.toLowerCase().match(/android/i) == "android";if (isLinux) {if(bIsAndroid) return "Android";else return "Linux"; }if (isWin) { var isWin2K = sUserAgent.indexOf("Windows NT 5.0") > -1 || sUserAgent.indexOf("Windows 2000") > -1; if (isWin2K) return "Win2000"; var isWinXP = sUserAgent.indexOf("Windows NT 5.1") > -1 || sUserAgent.indexOf("Windows XP") > -1; if (isWinXP) return "WinXP"; var isWin2003 = sUserAgent.indexOf("Windows NT 5.2") > -1 || sUserAgent.indexOf("Windows 2003") > -1; if (isWin2003) return "Win2003"; var isWinVista= sUserAgent.indexOf("Windows NT 6.0") > -1 || sUserAgent.indexOf("Windows Vista") > -1; if (isWinVista) return "WinVista"; var isWin7 = sUserAgent.indexOf("Windows NT 6.1") > -1 || sUserAgent.indexOf("Windows 7") > -1; if (isWin7) return "Win7"; } return "other"; } document.writeln("您的操作系統是:" + detectOS()); alert(detectOS());</script></head><body></body></html>

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