粗鲁的人
发表于 2025-3-26 23:15:11
Michael CoughlanIn time for the looming COBOL crisis,Beginning COBOL for Programmers is a comprehensive, sophisticated tutorial, and modular skills reference on the COBOL programming language for established programm
evanescent
发表于 2025-3-27 04:29:35
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AGOG
发表于 2025-3-27 07:28:15
Epidemiology and Imaging of Dust DiseasesThe three preceding chapters covered much of the background material you need before you can write useful programs. Chapter 1 was motivational, Chapter 2 dealt with the structure of COBOL programs, and in Chapter 3 you learned how to define the data storage that dynamic programs require to be useful.
Hirsutism
发表于 2025-3-27 12:04:06
Intracranial Pathology of the Visual PathwayThe last chapter noted that programs that consist only of a sequence of statements are not very useful. To be useful, a program must use selection constructs to execute some statements rather than others and must use iteration constructs to execute certain statements repeatedly.
mendacity
发表于 2025-3-27 16:59:54
A. L. Baert,K. Sartor,Wibke S. Müller-ForellThe previous chapter dealt with COBOL’s selection constructs: . and .. In this chapter, you examine the last of the classic structured programming constructs: iteration.
VEIL
发表于 2025-3-27 19:25:58
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朦胧
发表于 2025-3-27 23:27:09
Imaging of Orthopedic Sports InjuriesIn the previous chapter, you saw how a printed report may be created by sending data directly to the printer or to a print file. In this chapter, you continue your exploration of printed output by examining how data may be formatted for output.
Sinus-Rhythm
发表于 2025-3-28 05:53:35
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圆锥
发表于 2025-3-28 08:09:02
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结合
发表于 2025-3-28 12:43:55
Milko C. de Jonge MD,Mario Maas MD, PhDIn the last chapter, you learned how to create and use a one-dimensional prefilled table. In this chapter, I continue the discussion of the . clause and demonstrate how you can use it to create a two-dimensional prefilled table.