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IDataObject.EnumFormatEtc Method

Creates an object for enumerating the FORMATETC structures for a data object. These structures are used in calls to GetData or SetData.

Namespace:  System.Runtime.InteropServices.ComTypes
Assembly:  System (in System.dll)

IEnumFORMATETC EnumFormatEtc(
	DATADIR direction


Type: System.Runtime.InteropServices.ComTypes.DATADIR
One of the DATADIR values that specifies the direction of the data.

Return Value

Type: System.Runtime.InteropServices.ComTypes.IEnumFORMATETC
This method supports the standard return values E_INVALIDARG and E_OUTOFMEMORY, as well as the following:




The enumerator object was successfully created.


The direction specified by the direction parameter is not supported.


Requests that OLE enumerate the formats from the registry.

For more information about IDataObject::EnumFormatEtc, see the MSDN Library.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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.