A step-by-step guide to writing structured programs in RPG IV, a modular AS/400 programming language. Covers all new RPG IV features and the modern constructs of the language, including figurative and named constants, operation extenders, and free-format expressions. Basics covered include opening files, processing data, communicating with the user, controlling workflow, and calling other programs; also covered is setting up a development environment including the integration of RPG IV and DDS. Annotation c. by Book News, Inc., Portland, Or.
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