Use PlatformID class to identify the currently executing operating system. : Environment « Development « VB.Net Tutorial

1. VB.Net Tutorial
2. Development
3. Environment

Imports System

Class Sample
   Public Shared Sub Main()
      Dim os As OperatingSystem = Environment.OSVersion
      Dim pid As PlatformID = os.Platform
      Select Case pid
         Case PlatformID.Win32NT, PlatformID.Win32S, _
              PlatformID.Win32Windows, PlatformID.WinCE
            Console.WriteLine("This is a Windows operating system.")
         Case PlatformID.Unix
            Console.WriteLine("This is a Unix operating system.")
         Case Else
            Console.WriteLine("ERROR: This platform identifier is invalid.")
      End Select
   End Sub 'Main
End Class 'Sample