Gets the UID sequence of the messages been uploaded/copied/moved into the target folder.
The string containing the UID sequence of the messages been copied/moved into the target folder, or a null reference (Nothing in Visual Basic) if UIDPLUS extension is not supported or the messages were not copied or moved.
After copying or moving messages, this property contains the UID sequence of the messages copied/moved into the destination folder. For instance, if the message with UID 567 was copied from "Inbox" folder into "Sent" folder and was assigned UID 13 in "Sent" folder, this property will return "13".
UploadMessage method sets this property to the UID assigned to the uploaded message (or null if UIDPLUS is not supported by the server).
UidPlusResult Class | MailBee.ImapMail Namespace