This documentation is archived and is not being maintained.

FutureMetadataBlock Class

Future Metadata Block.When the object is serialized out as xml, its qualified name is x:bk.


Namespace:  DocumentFormat.OpenXml.Spreadsheet
Assembly:  DocumentFormat.OpenXml (in DocumentFormat.OpenXml.dll)

public class FutureMetadataBlock : OpenXmlCompositeElement

The following table lists the possible child types:

  • ExtensionList <x:extLst>

[ISO/IEC 29500-1 1st Edition]

18.9.2 bk (Future Metadata Block)

This element represents a block of future metadata information. This is a location for storing feature extension information.

Parent Elements

futureMetadata (§18.9.4)

Child Elements


extLst (Future Feature Data Storage Area)


[Note: The W3C XML Schema definition of this element’s content model (CT_FutureMetadataBlock) is located in §A.2. end note]

© ISO/IEC29500: 2008.

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.