Gets the INTERNALDATE data, if present.
The content of the INTERNALDATE data item, if present;
otherwise null.
The internal date is a message attribute. Typically, the internal date is the date and time the message was received via SMTP, or the date and time the message was first added to the folder.
If the response contains no INTERNALDATE data item, the
property's value is null.
FetchResponse Class | Hunny.Mail Namespace