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  1.  Home
  2. RPG400-L
  3. August 2002

RE: diff btw Procedures and Routines

Jim,

This isn't exactly true, a procdure that is defined in the same module as
the main program can see all the variables in the main program.  In fact,
files (and thus their fields) cannot be defined in a procedure but they can
be used there.

Scott Mildenberger

> -----Original Message-----
> From: Jim Langston [mailto:jlangston@celsinc.com]
> Sent: Thursday, August 15, 2002 10:47 AM
> To: 'rpg400-l@midrange.com'
> Subject: RE: diff btw Procedures and Routines
>
>
> A procedure is encapsulated, where a subroutine is not.
>
> That is, a procedure can see variables that it defines, but
> not variables that the main program defines.  This makes it a
> lot easier to determine what a procedure is actually doing
> and where it's getting it's return value(s).
>

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