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Environment.OSVersion Property

Gets an OperatingSystem object that contains the current platform identifier and version number.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

'Declaration
Public Shared ReadOnly Property OSVersion As OperatingSystem

Property Value

Type: System.OperatingSystem
An object that contains the platform identifier and version number.

ExceptionCondition
InvalidOperationException

This property was unable to obtain the system version.

-or-

The obtained platform identifier is not a member of PlatformID

In some cases, the OSVersion property may not return the operating system version that matches the version specified for the Windows Program Compatibility mode feature.

The following example displays the platform identifier and version number of the computer that runs the code example.


' Sample for the Environment.OSVersion property
Imports System

Class Sample
   Public Shared Sub Main()
      Console.WriteLine()
      Console.WriteLine("OSVersion: {0}", Environment.OSVersion.ToString())
   End Sub 'Main
End Class 'Sample
'
'This example produces the following results:
'
'OSVersion: Microsoft Windows NT 5.1.2600.0
'


.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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