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var sUserAgent function detectOS() { 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"); var isiPhon = (navigator.platform=="iPhone" || navigator.platform=="Iphone" || navigator.platform=="IPhone" || navigator.platform=="iphone"); if (isMac) return "Mac"; var isUnix = (navigator.platform == "X11") && !isWin && !isMac; if (isUnix) return "Unix"; if (isiPhon) return "iPhone"; 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("您的操作系统是:" + detectOS()+" </br>sUserAgent:"+sUserAgent +" </br>navigator.platform:"+navigator.platform );
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原文地址:http://my.oschina.net/xwl1990/blog/504514