Indicates the user-defined element type of the UnmanagedType.SafeArray.
Assembly: mscorlib (in mscorlib.dll)
Initialize this field with your custom type to enable the elements of the SAFEARRAY to be marshaled successfully. This field is only needed when the MarshalAsAttribute.SafeArraySubType is either VarEnum.VT_UNKNOWN, VarEnum.VT_DISPATCH, or VarEnum.VT_RECORD. For additional information, see Default Marshaling for Arrays.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.