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.NET Development
.NET Framework 4
System
Environment Class
 Version Property
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.NET Framework Class Library
Environment..::.Version Property

Updated: October 2010

Gets a Version object that describes the major, minor, build, and revision numbers of the common language runtime.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)
Visual Basic
Public Shared ReadOnly Property Version As Version
C#
public static Version Version { get; }
Visual C++
public:
static property Version^ Version {
    Version^ get ();
}
F#
static member Version : Version

Property Value

Type: System..::.Version
An object that displays the version of the common language runtime.

For more information about the version of the common language runtime that is installed with each version of the .NET Framework, see .NET Framework Versions and Dependencies.

The following example displays the version of the common language runtime. (The version is omitted from the example output for security reasons.)

Visual Basic
' Sample for the Environment.Version property
Imports System

Class Sample
   Public Shared Sub Main()
      Console.WriteLine()
      Console.WriteLine("Version: {0}", Environment.Version.ToString())
   End Sub 'Main
End Class 'Sample
C#
// Sample for the Environment.Version property
using System;

class Sample
{
    public static void Main()
    {
    Console.WriteLine();
    Console.WriteLine("Version: {0}", Environment.Version.ToString());
    }
}
Visual C++
// Sample for the Environment::Version property
using namespace System;
int main()
{
   Console::WriteLine();
   Console::WriteLine( "Version: {0}", Environment::Version );
}

/*
This example produces the following results:
(Any result that is lengthy, specific to the machine on which this sample was tested, or reveals information that should remain secure, has been omitted and marked S"!---OMITTED---!".)

Version: !---OMITTED---!
*/

.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

Portable Class Library

Supported in: Portable Class Library

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.

Date

History

Reason

October 2010

Added link to version history topic.

Customer feedback.

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