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Re: Scheme function question


From: David Kastrup
Subject: Re: Scheme function question
Date: Thu, 21 Nov 2013 17:57:40 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux)

James Worlton <address@hidden> writes:

> That is starting to make sense, after reading it a few times :) I've
> replaced #note with $note in both cases in the function and it works
> properly. Thanks!
>
> I need to go back and re-read the part about the difference between # and $
> in Scheme variables...

As a rule, don't use a music argument twice without copying in the same
expression.  \music copies music, just like $music does.  #music is very
Scheme-like: it does not change anything.  Often, that's what you want.

-- 
David Kastrup



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