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Scott;


John's code snippet is a perfect example of a procedure imitating a
subroutine. I personally would never do a validation subroutine as a
procedure, there is no advantage. Nothing is declared locally to the
procedure, all variables are global to the module. 

If I have three procedures in a module and they each have to validate parms,
then all of the parms to those procedures have to be global, or I can pass
the parms to the validate procedures, or I can use 3 subroutines within the
scope of the respective procedures to validate its parms locally. So a
subroutine becomes sub-sub procedure local to it's parent sub procedure.

Duane Christen
     

 



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