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This series of articles is dedicated to RPG IV (otherwise know as RPG ILE) development on the AS/400.  The articles cover the introduction of the RPG IV programming language, utilizing RPG IV in an ILE environment, as well as some of the more advanced ILE concepts.  Knowledge of RPG III (RPG/400) is required.

The examples shown in the articles are for reference only and are not guaranteed to be complete and error free.  E-mail midware@midwareservices.com with questions or comments.

• Part 1 - Introduction
  • Converting an RPG III program to RPG IV
  • Comparing the Original Program Model (OPM) to the Integrated Language Environment (ILE)
• Part 2 - RPG IV Language elements
  • H-specs (control specifications)
  • F-specs (file specifications)
  • D-specs (data specifications)
  • C-specs (calculation specifications)
    • Date and time support
    • Built in functions
• Part 3 - ILE Concepts
  • Procedures
  • Coding an Internal Procedures
  • Calling a Procedure
  • Typecasting
  • External Procedures
  • Creating a Module
  • Using External Procedures
  • Static Binding
  • Dynamic Binding (Service Programs)
  • Organization
  • Binding Directories
  • Advanced Parameter Passing
    • Omitting Parameters with OPTIONS(*OMIT)
    • Variable Size String Parameters
  • Binder Language
  • Summary of ILE techniques
  • Activation Groups - Coming Soon!
  • Pointers - Coming Soon!

Send mail to midware@midwareservices.com with questions or comments about this web site.
Copyright © 2000 Midware, Ltd.

Last Modified:  September 11, 2000