If you need a specific subroutine to run at program initialization, you can specify *INZSR in factor 1 of the BEGSR op code. On subsequent calls, the subroutine will not be executed unless LR is set on and the program is reloaded. *INZSR can contain any logic that is valid for any other subroutine; the program can also explicitly execute it by using either the EXSR or CASxx op code.
Initialization Subroutine
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Business users want new applications now. Market and regulatory pressures require faster application updates and delivery into production. Your IBM i developers may be approaching retirement, and you see no sure way to fill their positions with experienced developers. In addition, you may be caught between maintaining your existing applications and the uncertainty of moving to something new.
IT managers hoping to find new IBM i talent are discovering that the pool of experienced RPG programmers and operators or administrators with intimate knowledge of the operating system and the applications that run on it is small. This begs the question: How will you manage the platform that supports such a big part of your business? This guide offers strategies and software suggestions to help you plan IT staffing and resources and smooth the transition after your AS/400 talent retires. Read on to learn:
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