Environment.MachineName Property (System)

MachineName Property

Switch on low bandwidth view

Collapse All

Language Filter

This page is specific to

Microsoft Visual Studio 2008/.NET Framework 3.5

Other versions are also available for the following:

.NET Framework Class Library

Environment..::.MachineName Property

Gets the NetBIOS name of this local computer.

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

Syntax

Visual Basic (Declaration)

Public Shared ReadOnly Property MachineName As String

Visual Basic (Usage)

Dim value As String

value = Environment.MachineName

public static string MachineName { get; }

Visual C++

public:
static property String^ MachineName {
    String^ get ();
}

JScript

public static function get MachineName () : String

Property Value

Type: System..::.String
A string containing the name of this computer.

Exceptions

Exception	Condition
InvalidOperationException	The name of this computer cannot be obtained.

Remarks

The name of this computer is established at system startup when the name is read from the registry. If this computer is a node in a cluster, the name of the node is returned.

Examples

The following code example displays the name of the computer running the code example. (The machine name is omitted from the code example output for security reasons.)

Visual Basic

' Sample for the Environment.MachineName property
Imports System

Class Sample
   Public Shared Sub Main()
      Console.WriteLine()
      '  <-- Keep this information secure! -->
      Console.WriteLine("MachineName: {0}", Environment.MachineName)
   End Sub 'Main
End Class 'Sample
'
'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 "!---OMITTED---!".)
'
'MachineName: !---OMITTED---!
'

// Sample for the Environment.MachineName property
using System;

class Sample 
{
    public static void Main() 
    {
    Console.WriteLine();
//  <-- Keep this information secure! -->
    Console.WriteLine("MachineName: {0}", Environment.MachineName);
    }
}
/*
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 "!---OMITTED---!".)

MachineName: !---OMITTED---!
*/

Visual C++

// Sample for the Environment::MachineName property
using namespace System;
int main()
{
   Console::WriteLine();

   //  <-- Keep this information secure! -->
   Console::WriteLine( "MachineName: {0}", Environment::MachineName );
}

/*
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---!".)

MachineName: !---OMITTED---!
*/

.NET Framework Security

EnvironmentPermission
for read access to the COMPUTERNAME environment variable. Associated enumeration: EnvironmentPermissionAccess..::.Read

Platforms

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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

Version Information

.NET Framework

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

Reference

Environment Class

Environment Members

System Namespace