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Re: Design approaches to separating "pure" code from

Subject: Re: Design approaches to separating "pure" code from "impure" code?
From: David Carlisle <davidc@xxxxxxxxx>
Date: Thu, 19 May 2011 14:51:38 +0100
Re:  Design approaches to separating "pure" code from
On 19/05/2011 14:45, Costello, Roger L. wrote:
I define "pure" code as code that doesn't do any I/O.

why that (highly idiosyncratic) definition?
If you mean to keep separate purely declarative, side effect free functional code from imperative code then there are other things to consider besides I/O. (Extension functions for example.)


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