OperatingSystem.ServicePack Property   
Definition
Important
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Gets the service pack version represented by this OperatingSystem object.
public:
 property System::String ^ ServicePack { System::String ^ get(); };public string ServicePack { get; }member this.ServicePack : stringPublic ReadOnly Property ServicePack As StringProperty Value
The service pack version, if service packs are supported and at least one is installed; otherwise, an empty string ("").
Examples
The following code example demonstrates the ServicePack property.
// This example demonstrates the OperatingSystem.ServicePack property.
using System;
class Sample
{
    public static void Main()
    {
    OperatingSystem os = Environment.OSVersion;
    String sp = os.ServicePack;
    Console.WriteLine("Service pack version = \"{0}\"", sp);
    }
}
/*
This example produces the following results:
Service pack version = "Service Pack 1"
*/
// This example demonstrates the OperatingSystem.ServicePack property.
open System
let os = Environment.OSVersion
let sp = os.ServicePack
printfn $"Service pack version = \"{sp}\""
// This example produces the following results:
//     Service pack version = "Service Pack 1"
' This example demonstrates the OperatingSystem.ServicePack property.
Class Sample
   Public Shared Sub Main()
      Dim os As OperatingSystem = Environment.OSVersion
      Console.WriteLine("Service pack version = ""{0}""", os.ServicePack)
   End Sub
End Class
'
'This example produces the following results:
'
'Service pack version = "Service Pack 1"
'
Remarks
A service pack is used to distribute software updates for the operating system on which it is installed. However, not every operating system uses service packs.
The service pack version, if available, is already correctly formatted for display.