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OperatingSystem.ToString Method

Converts the value of this OperatingSystem object to its equivalent string representation.

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

'Declaration
Public Overrides Function ToString As String

Return Value

Type: System.String
The string representation of the values returned by the Platform, Version, and ServicePack properties.

The following code example illustrates the use of the ToString method to display OperatingSystem objects.

' Example for the OperatingSystem constructor and the   
' OperatingSystem.ToString( ) method. 
Imports System
Imports Microsoft.VisualBasic

Module OpSysConstructDemo

    ' Create and display an OperatingSystem object. 
    Sub BuildOSObj( pID As PlatformID, ver As Version )

        Dim os As New OperatingSystem( pID, ver )

        Console.WriteLine( "   {0}", os.ToString( ) )
    End Sub  

    Sub BuildOperatingSystemObjects( )

        ' The Version object does not need to correspond to an  
        ' actual OS version. 
        Dim verNull     As New Version( )
        Dim verMajMin   As New Version( 3, 11 )
        Dim verMMBld    As New Version( 5, 25, 625 )
        Dim verMMBVer   As New Version( 5, 6, 7, 8 )
        Dim verString   As New Version( "3.5.8.13" )

        ' All PlatformID members are shown here.
        BuildOSObj( PlatformID.Win32NT, verNull )
        BuildOSObj( PlatformID.Win32S, verMajMin )
        BuildOSObj( PlatformID.Win32Windows, verMMBld )
        BuildOSObj( PlatformID.WinCE, verMMBVer )
        BuildOSObj( PlatformID.Win32NT, verString )
    End Sub  

    Sub Main( )
        Console.WriteLine( _
            "This example of the OperatingSystem constructor " & _
            "and " & vbCrLf & "OperatingSystem.ToString( ) " & _
            "generates the following output." & vbCrLf )
        Console.WriteLine( _
            "Create and display several different " & _
            "OperatingSystem objects:" & vbCrLf )

        BuildOperatingSystemObjects( )

        Console.WriteLine(vbCrLf & _
            "The OS version of the host computer is: " & _
            vbCrLf & vbCrLf & "   {0}", _
            Environment.OSVersion.ToString( ) )
    End Sub 
End Module  

' This example of the OperatingSystem constructor and 
' OperatingSystem.ToString( ) generates the following output. 
'  
' Create and display several different OperatingSystem objects: 
'  
'    Microsoft Windows NT 0.0 
'    Microsoft Win32S 3.11 
'    Microsoft Windows 98 5.25.625 
'    Microsoft Windows CE 5.6.7.8 
'    Microsoft Windows NT 3.5.8.13 
'  
' The OS version of the host computer is: 
'  
'    Microsoft Windows NT 5.1.2600.0

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone Silverlight 8.1, Windows Phone Silverlight 8

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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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