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IV written by Jim Martin and published by MC Press. This chapter, "Input/Output Using Free Format," takes a look at the operations, options and built-in functions now available for database I/O, as well as for workstation I/O and printer output.
What could be more important than upgrading your RPG skills? Traditional fixed-format style RPG IV programmers everywhere are embracing the increased productivity, better readability and easier program maintenance that comes with the free-format style of programming in RPG IV. This book, a "how-to" guide and the first of its kind, will provide you with concise and thorough information on this powerful new way of coding RPG IV.
Though free-format information is available in IBM manuals, it is not separated from everything else, thereby requiring hours of tedious research to track down the information you need. With this book, your search is over. Free-Format RPG IV is the "one-stop" resource that will save you time and frustration. In it, you'll find everything you need to know to write RPG IV in the free-format style.
Author Jim Martin not only teaches rules and syntax, but he also explains how this new style of coding has the potential to improve overall programmer productivity -- from initial development through maintenance. He methodically covers the "how to" involved in free-format RPG IV, including many style issues, such as named indicators and built-in functions. He also addresses input and output, program flow, data manipulation, and math operations. There is even a chapter on prototyping and APIs.
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