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Re: Syntax question for experts
From: |
Thierry Volpiatto |
Subject: |
Re: Syntax question for experts |
Date: |
Fri, 23 May 2008 10:34:43 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.0.60 (gnu/linux) |
Sébastien Vauban <zthjwsqqafhv@spammotel.com> writes:
> Hi,
>
> A quick question...
>
> I've seen both
>
> (add-hook 'shell-mode-hook
> (lambda ()
> (whatever)))
>
> and
>
> (add-hook 'shell-mode-hook
> '(lambda ()
> (whatever)))
>
> (see the quote in front of lambda).
>
> What is the best writing? With or without the quote?
Without, read that:
http://www.emacswiki.org/cgi-bin/wiki/QuotedLambda
> By "best", I mean more portable (XEmacs, etc.), or with a longer
> life-time (won't become erroneous in a couple of years), etc.
>
> Best regards,
> Seb
If you want to quote the lambda , quote it like:
,----
| #'(lambda ()...)
`----
that is the same as
,----
| (function (lambda ()...))
`----
--
A + Thierry
Pub key: http://pgp.mit.edu