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PidTagNull Canonical Property

  • Article

Applies to: Office 2010 | Outlook 2010 | Visual Studio

Represents a null value or setting of a property or reserves array space.

Associated properties:

PR_NULL

Identifier:

0x0000

Data type:

PT_NULL

Area:

Common

Remarks

This property is used to reserve space in arrays of SPropValue structures. It is used in an array of SPropTagArray structures to tell the method to reserve space in the returned array of SPropValue structures. This allows for computed properties to be filled in an inexpensive way.

For more information, see MAPI Property Type Overview.

Protocol Specifications

  • [MS-OXOCNTC]
    Specifies the properties and operations that are permissible on contacts and personal distribution lists.

Header Files

  • Mapidefs.h
    Provides data type definitions.

  • Mapitags.h
    Contains definitions of properties listed as associated properties.

See Also

Concepts

MAPI Properties

MAPI Canonical Properties

Mapping Canonical Property Names to MAPI Names

Mapping MAPI Names to Canonical Property Names