About MAPI additions

Applies to: Outlook 2013 | Outlook 2016

MAPI additions are APIs that belong to Messaging Application Programming Interface (MAPI), such as data types, functions, and properties, that were previously not exposed and documented as part of the MAPI Programmer's Reference. They include the following definitions and properties.

Constant definitions

Data types

Functions

Properties

The following properties are generally exposed by message objects.

The following properties are exposed by address book contents table objects.

The following properties are exposed by address book container objects.

The following properties are exposed by folder objects.

The following properties are exposed by messaging user objects.

The following properties are exposed by profile section objects.

The following properties are exposed by store objects.

The following properties are exposed by store objects and are used in searching specific elements of an email on the store.

See also