Article
11/18/2011

PlatformID Enumeration

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Identifies the operating system, or development platform, supported by an assembly.

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

Syntax

'Declaration
<ComVisibleAttribute(True)> _
Public Enumeration PlatformID

[ComVisibleAttribute(true)]
public enum PlatformID

Members

	Member name	Description
	Win32S	The operating system is Win32s. Win32s is a layer that runs on 16-bit versions of Windows to provide access to 32-bit applications.
	Win32Windows	The operating system is Windows 95 or later.
	Win32NT	The operating system is Windows NT or later.
	WinCE	The operating system is Windows CE.
	Unix	The operating system is Unix.
	Xbox	The development platform is Xbox 360.
	MacOSX	The operating system is Macintosh.
	NokiaS60	The operating system is Nokia S60. Not supported. Present in Silverlight for Windows Phone.

Remarks

Use the Environment.OSVersion and OperatingSystem.Platform properties to obtain the PlatformID enumeration for the currently executing operating system or development platform. Use the PlatformID enumeration to help determine whether the current operating system or development platform supports your application.

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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