This documentation is archived and is not being maintained.
This class supports the .NET Framework infrastructure and is not intended to be used directly from your code.
Facilitates proper recognition of a variant type.
System.Windows.Forms (in system.windows.forms.dll)
Any public static (Shared
in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.
Supported in: 2.0, 1.1, 1.0