From: tomas@tuxteam.de
To: pietru@caramail.com
Cc: Help Gnu Emacs <help-gnu-emacs@gnu.org>
Subject: Re: Optional Arguments
Date: Mon, 7 Dec 2020 16:38:47 +0100 [thread overview]
Message-ID: <20201207153847.GB15617@tuxteam.de> (raw)
In-Reply-To: <trinity-cdf4c2ac-c2a8-4b4a-b88d-667d8537af65-1607351076619@3c-app-mailcom-bs11>
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On Mon, Dec 07, 2020 at 03:24:36PM +0100, pietru@caramail.com wrote:
[...]
> > => "ma: 15 mb: 26"
>
> Hmmm. Variables local to function.
Yes. "Local" meaning here either dynamical extent (called functions
"see" the variables up the call chain, think Unix shells) or
lexical extent (code contexts "see" the variables of enclosing
code contexts (think C or Java or...), depending on whether you
chose lexical binding [1].
[...]
> > ...would you expect it to change the number 15 to whatever the word's
> > beginning position is? You would mess up maths with that :)
>
> Yes, it would mess up.
Gödel's nothing against that :-D
Cheers
[1] Cf. Chapter "Lexical Binding" in the Elisp manual, or here
https://www.gnu.org/software/emacs/manual/html_node/elisp/Lexical-Binding.html
- t
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next prev parent reply other threads:[~2020-12-07 15:38 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-07 3:17 Optional Arguments pietru
2020-12-07 8:16 ` Alexis Roda
2020-12-07 12:37 ` pietru
2020-12-07 13:06 ` tomas
2020-12-07 13:35 ` Anders Dalskov
2020-12-07 14:24 ` pietru
2020-12-07 15:38 ` tomas [this message]
2020-12-07 18:13 ` pietru
2020-12-07 19:01 ` Arthur Miller
2020-12-07 19:42 ` pietru
2020-12-07 19:54 ` Michael Heerdegen
2020-12-07 20:21 ` pietru
2020-12-07 20:52 ` Arthur Miller
2020-12-07 21:21 ` pietru
2020-12-07 19:51 ` Alexis Roda
2020-12-07 15:06 ` pietru
2020-12-07 15:51 ` tomas
2020-12-07 17:51 ` pietru
2020-12-07 18:33 ` Arthur Miller
2020-12-07 18:49 ` pietru
2020-12-07 20:13 ` Stefan Monnier
2020-12-07 20:25 ` pietru
2020-12-07 20:39 ` Christopher Dimech
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