Programming in RPG IV, 4th Edition

Recently revised and updated, this informative reference gives students and professionals a strong foundation in the essentials of business programming using RPG IV. Complete with numerous programming examples and support material, this account covers a variety of topics, including program development process, RPG IV specifications and operations, top down structured design, database definition and processing, interactive applications, and modular programming. Comprehensive and compatible with IBM i Release 5.4, 6.1, 7.1 and later releases, this manual will equip academics with the necessary tools to create highly effective and maintainable RPG IV programs using the latest techniques.

Table of Contents

Chapter 1 – Introduction to Programming and RPG
Chapter 2 – Getting Started
Chapter 3 – Externally Described Files
Chapter 4 – Defining Data with Definition Specifications
Chapter 5 – Using Arithmetic Operations and Functions
Chapter 6 – Processing Character Data
Chapter 7 – Working with Dates
Chapter 8 – Controlling Program Workflow
Chapter 9 – Using Arrays and Tables
Chapter 10 – Accessing and Updating Database Files
Chapter 11 – Writing Interactive Applications
Chapter 12 – Calling Programs and Passing Parameters
Chapter 13 – Building Modular Programs with Procedures
Chapter 14 – Handling Errors
Chapter 15 – Programming with Subfiles
Appendix A – RPG IV Summary
Appendix B – RPG IV Style Guide
Appendix C – Program Development Tools
Appendix D – Program Testing and Debugging
Appendix E – Maintaining the Past
Appendix F – Data Files