Count = 53["SystemDrive"]: "C:"["ProgramFiles(x86)"]: "C:\\Program Files (x86)"["ProgramW6432"]: "C:\\Program Files"["PROCESSOR_IDENTIFIER"]: "Intel64 Family 6 Model 60 Stepping 3, GenuineIntel"["TMP"]: "C:\\Users\\ADMINI~1\\AppData\\Local\\Temp"["PROCESSOR_ARCHITECTURE"]: "AMD64"["PATHEXT"]: ".COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC"["VisualStudioVersion"]: "15.0"["COMPUTERNAME"]: "C-123"["PkgDefApplicationConfigFile"]: "C:\\Users\\Administrator\\AppData\\Local\\Microsoft\\VisualStudio\\15.0_b81\\devenv.exe.config"["SESSIONNAME"]: "Console"["PROCESSOR_REVISION"]: "3c03"["TEMP"]: "C:\\Users\\ADMINI~1\\AppData\\Local\\Temp"["ENABLE_XAML_DIAGNOSTICS_SOURCE_INFO"]: "1"["FPS_BROWSER_USER_PROFILE_STRING"]: "Default"["LOGONSERVER"]: "\\\\C-123"["USERNAME"]: "Administrator"["SystemRoot"]: "C:\\windows"["VSSKUEDITION"]: "Community"["USERPROFILE"]: "C:\\Users\\Administrator"["FPS_BROWSER_APP_PROFILE_STRING"]: "Internet Explorer"["XAMARIN_ANDROID_REGKEY"]: "SOFTWARE\\Xamarin\\VisualStudio\\15.0_b81\\Android"["OneDrive"]: "C:\\Users\\Administrator\\OneDrive"["CommonProgramFiles"]: "C:\\Program Files\\Common Files"["ProgramData"]: "C:\\ProgramData"["VSAPPIDDIR"]: "C:\\Program Files\\Microsoft Visual Studio\\2017\\Community\\Common7\\IDE\\"["HOMEPATH"]: "\\Users\\Administrator"["MONO_ANDROID_PATH"]: "C:\\Program Files\\Microsoft Visual Studio\\2017\\Community\\MSBuild\\Xamarin\\Android"["ALLUSERSPROFILE"]: "C:\\ProgramData"["CommonProgramW6432"]: "C:\\Program Files\\Common Files"["VisualStudioEdition"]: "Microsoft Visual Studio Community 2017"["VSLANG"]: "2052"["Path"]: "C:\\Program Files\\Java\\jdk1.8.0_181\\bin;C:\\windows\\system32;C:\\windows;C:\\windows\\System32\\Wbem;C:\\windows\\System32\\WindowsPowerShell\\v1.0\\;C:\\Program Files\\dotnet\\;C:\\Program Files\\Microsoft SQL Server\\130\\Tools\\Binn\\;C:\\Program Files (x86)\\Microsoft SQL Server\\100\\Tools\\Binn\\;C:\\Program Files\\Microsoft SQL Server\\100\\Tools\\Binn\\;C:\\Program Files\\Microsoft SQL Server\\100\\DTS\\Binn\\;C:\\Program Files (x86)\\Microsoft SQL Server\\100\\Tools\\Binn\\VSShell\\Common7\\IDE\\;C:\\Program Files (x86)\\Microsoft SQL Server\\100\\DTS\\Binn\\;C:\\Users\\Administrator\\AppData\\Local\\Microsoft\\WindowsApps;"["HOMEDRIVE"]: "C:"["windir"]: "C:\\windows"["NUMBER_OF_PROCESSORS"]: "4"["OS"]: "Windows_NT"["CommonProgramFiles(x86)"]: "C:\\Program Files (x86)\\Common Files"["ProgramFiles"]: "C:\\Program Files"["ComSpec"]: "C:\\windows\\system32\\cmd.exe"["COMPLUS_NoGuiFromShim"]: "1"["JAVA_HOME"]: "C:\\Program Files\\Java\\jdk1.8.0_181"["PSModulePath"]: "C:\\Program Files\\WindowsPowerShell\\Modules;C:\\windows\\system32\\WindowsPowerShell\\v1.0\\Modules"["VisualStudioDir"]: "C:\\Users\\Administrator\\Documents\\Visual Studio 2017"["APPDATA"]: "C:\\Users\\Administrator\\AppData\\Roaming"["USERDOMAIN"]: "C-123"["PROCESSOR_LEVEL"]: "6"["LOCALAPPDATA"]: "C:\\Users\\Administrator\\AppData\\Local"["USERDOMAIN_ROAMINGPROFILE"]: "C-123"["VSIDE"]: "true"["PUBLIC"]: "C:\\Users\\Public"["VSAPPIDNAME"]: "devenv.exe"["MSBuildLoadMicrosoftTargetsReadOnly"]: "true"

/// <summary>
/// 获取当前运行的操作系统版本。
/// </summary>
/// <returns><see cref="Platform"/> 的值之一，它表示当前运行的操作系统版本。</returns>
private static Platform GetCurrentPlatform()
{OperatingSystem os = Environment.OSVersion;Platform pt;switch(os.Platform){case (PlatformID.Win32Windows): // Win95, Win98 or Meswitch(os.Version.Minor){case (0): // 95pt = Platform.Windows95;break;case (10): // 98if(os.Version.Revision.ToString() == "2222A")pt = Platform.Windows982ndEdition;elsept = Platform.Windows98;break;case (90): // winmept = Platform.WindowsME;break;default: // Unknownpt = Platform.UnKnown;break;}break;case (PlatformID.Win32NT): //Win2k or Xp or 2003switch(os.Version.Major){case (3):pt = Platform.WindowsNT351;break;case (4):pt = Platform.WindowsNT40;break;case (5):if(os.Version.Minor == 0)pt = Platform.Windows2000;else if(os.Version.Minor == 1)pt = Platform.WindowsXP;else if(os.Version.Minor == 2)pt = Platform.Windows2003;elsept = Platform.UnKnown;break;case (6):pt = Platform.WindowsVista;break;default:pt = Platform.UnKnown;break;}break;case (PlatformID.WinCE): // WinCEpt = Platform.WindowsCE;break;case (PlatformID.Win32S):case (PlatformID.Unix):default:pt = Platform.UnKnown;break;}return pt;
}/// <summary>
/// 表示操作系统平台。
/// </summary>
private enum Platform : byte
{/// <summary>/// Windows 95 操作系统./// </summary>
    Windows95,/// <summary>/// Windows 98 操作系统./// </summary>
    Windows98,/// <summary>/// Windows 98 第二版操作系统./// </summary>
    Windows982ndEdition,/// <summary>/// Windows ME 操作系统./// </summary>
    WindowsME,/// <summary>/// Windows NT 3.51 操作系统./// </summary>
    WindowsNT351,/// <summary>/// Windows NT 4.0 操作系统./// </summary>
    WindowsNT40,/// <summary>/// Windows 2000 操作系统./// </summary>
    Windows2000,/// <summary>/// Windows XP 操作系统./// </summary>
    WindowsXP,/// <summary>/// Windows 2003 操作系统./// </summary>
    Windows2003,/// <summary>/// Windows Vista 操作系统./// </summary>
    WindowsVista,/// <summary>/// Windows CE 操作系统./// </summary>
    WindowsCE,/// <summary>/// 操作系统版本未知。/// </summary>
    UnKnown
}