Ebook: Free-format RPG IV: the express guide to learning free format

Focusing strictly on teaching free-format RPG programming methods, this book will help programmers wishing to upgrade their skills This how-to guide offers a concise and thorough introduction to the increased productivity, better readability, and easier program maintenance that comes with the free-format style of programming in RPG IV. Although free-format information is available in IBM manuals, it is not separated from everything else, requiring hours of tedious research to track down the information needed. This book provides everything you need to know to write RPG IV in the free-format.;Front Cover; Title Page; Copyright; Dedication; Acknowledgments; Contents; Preface to the Second Edition; A Note About Source Entry; Chapter 1: Pre-Free-Format RPG IV; RPG IV .; Extended Factor; Built-in Functions; Subprocedures; Other Changes; Some "Baggage" That Came Along; The Future; Chapter 2: The Case for Free-Format RPG; Easier to Read and Maintain; Good Field Naming; Indenting; Use of Comments; No Goto Operations; Conclusions; A "Modern" Programming Style; Free-Format RPG IV and C; Free-Format RPG IV and Java; Conclusions; Being "Current"; The Programmer's Perspective.