dos_guidgen

(dos_guidgen)

Creates a GUID (Globally Unique IDentifier) in string format "aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee"; all characters are uppercase.
Returns NIL in case of an error.

Example : (dos_guidgen)  "0D4BBF8C-4621-4168-A7F1-D3C3C8ABBEF9"