Programming RPG IV with style
This chapter provides a style guide to coding RPG programs when using modern RPG, which includes fully free-form RPG.
Another source for style guidelines can be found in Appendix D of Programming in ILE RPG, 5th Edition:
When trying to develop guidelines and standards, one of the major challenges is determining what is a standard and what is a guideline. For example, code indentation is a standard, but whether the code is indented by two, three, or four characters ...

Get Who Knew You Could Do That with RPG IV? Modern RPG for the Modern Programmer now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.