The PR_EMS_AB_USN_CREATED property contains the update sequence number (USN) for the object at the time it was created.
| Header file: | EMSABTAG.H |
| Applies to: | All directory objects. These objects appear to MAPI as messaging_user objects, which are accessible through the MAPI IMailUser interface. |
| Identifier: | 0x8154 |
| Property type: | PT_LONG |
| Access: | Read-only |
The PR_EMS_AB_USN_CREATED property of an object is set to the next USN from the counter when the object is created. For a newly created object, the PR_EMS_AB_USN_CHANGED and PR_EMS_AB_USN_CREATED properties are equal.