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  2. RPG400-L
  3. March 2020

Passed by Reference vs. Passed by Value

"RPG400-L" <rpg400-l-bounces@xxxxxxxxxxxxxxxxxx> wrote on 03/11/2020
04:38:34 PM:
In which case, the variabkle is copied to a new location and *pointer to

new location* is passed to procedure.

In the end, you always passed a pointer under covert....


I used to think that. But then I ran into the situation where one
program was passing a parameter by reference (by default) but the called
program expected the parameter to be passed by value (explicitly) and the
called program couldn't see the passed value at all. Explain to me why is
that? Thanks for the education.


Sincerely,

Dave Clark

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