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Re: What does "lacks a prefix" mean?


From: Emanuel Berg
Subject: Re: What does "lacks a prefix" mean?
Date: Fri, 10 Jul 2015 00:19:15 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux)

Barry Margolin <barmar@alum.mit.edu> writes:

>> Actually I see no harm using let* all the time.
>
> This is a frequent subject of style arguments.
>
> As far as the computer is concerned, there should be
> no problem with using let* all the time. But to
> human readers, it makes a difference. Some of us
> view the * as being a red flag, warning the reader
> that something unusual is being done. We'll then
> expend more mental energy looking for the
> dependencies. let is the "normal" method, let* is
> "special".

That's exactly right! Myself I use both (let and let*)
for this exact reason. Still I don't see any harm
always using let*, and if let* was "let" and the other
way around, I think (?) I'd always use "let".

-- 
underground experts united
http://user.it.uu.se/~embe8573




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