11-16-2016 06:08 AM
Do note, there were formats added for version 9, ISO ones for instance. You would be better looking at a later version's webpage:
For the OP: Putting dates in macro variables is never a good idea. You may think that text string is a date format, it is not, it is purely text. Any opertaion on it would need bth conversion, and checking to to make sure its correct, 3 times the effort, no benefit.