Note that GrandFather's reply (++) includes an example of what I think of as 'classic' functional programming (update: actually, I think this would more formally be called procedural programming). Open almost any introductory CS textbook (hint, hint) and you will quickly encounter further, extensive discussion of this topic.

In reply to Re^2: Returning all data from subroutine by AnomalousMonk
in thread Returning all data from subroutine by Anonymous Monk

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