IBM C26-3600-6 360-20 cardRPG 1968 free download

File name C26-3600-6_360-20_cardRPG_1968.pdf

File Number S360(Mod.20)-28 Form C26-3600-6 Systems Reference Library IBM System/360 Modal 20 Card Programming Support Report Program Generator This publication details complete programming spec- ifications for the Model 20 Card Report Program Generator (RPG) a problem-oriented programming language. The reader is assumed to have some understanding of punched-card data processing, but needs no prior experience with programming or electronic data processing methods. Also included are performance specifications, a list of machine features and units used by the program, numerous illustrations, four complete programming examples, and appendices to amplify explanations and provide helpful programming hints. This publication dEals with a prcblem- However, familiarity with the concepts of oriented rrograrrming lanquage--the Report punchEd-card records and procedures is Program Generator (RPG)--which greatly sim- assumed: programming by any lanquage and plifies the programminq for implementation for any data processing system always pre- of most commercial punched-card data pro- supposes problem definition, and can do no cessinq applications on the IBM System/360 more than instruct the system to execute Model 20. The EPG, in conjunction with the the data processing steps previously IBM System/360 Model 20, providEs for com- planned by the user. bining irito an integrated operation, where appropriate, the functions performed separ- ately by the following IBM unit record This manual contains the information eguipment: necessary fer programming jobs for the Model 20 with the EPG language for punched Reproducing punches cards. It is intended as a reference text. Collators Extensive explanatory and illustrative Printers material, as well as programming tips and Summary punches technical data, is also included to mini- Interpreters mize the need to consult additional Calculators