RPG IV refers to the new syntax for the RPG language. A modern way of designing applications (modularity, performance, new functions, future technology).
The RPG language that provides access to the Integrated Language Environment (activation groups modules, procedures and subprocedures pointers exports and imports service programs, binder language and binding directories). Debugging IBM i programs can be challenging if you are. So can someone please, refresh my 'old' memory on how to debug an RPG Module & Service Program? Debugging an RPG Module & Service Program. A new way of creating executable programs (RPG sources create modules modules create programs static (bound) calls between modules mixed language programs).
RPGIV/ILEILE RPG is: RPG IV: The next generation of the Report Program Generator language (longer source statements new and changed specifications, raised limitations on names, lengths and maximums enhanceable through keywords and built- in functions).