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From: Nikolaj Schumacher <me@nschum.de>
To: Nordlöw <per.nordlow@gmail.com>
Cc: help-gnu-emacs@gnu.org
Subject: Re: Meaning of the hash character
Date: Thu, 20 Nov 2008 21:39:24 +0100	[thread overview]
Message-ID: <m2tza2yvwj.fsf@nschum.de> (raw)
In-Reply-To: <15d554aa-7f1c-45e5-a26f-017bd6258140@d32g2000yqe.googlegroups.com> ("Nordlöw"'s message of "Thu\, 20 Nov 2008 05\:35\:07 -0800 \(PST\)")

Nordlöw <per.nordlow@gmail.com> wrote:

> I have long wondered about the meaning of the hash character # in
> emacs lisp.
>
> Here is an example taken from hl-line.el
> (add-hook 'change-major-mode-hook #'hl-line-unhighlight nil t)
>
> What effect does it have?

From the manual:

We sometimes write `function' instead of `quote' when quoting the name
of a function, but this usage is just a sort of comment:

     (function SYMBOL) == (quote SYMBOL) == 'SYMBOL

The read syntax `#'' is a short-hand for using `function'.



regards,
Nikolaj Schumacher




      parent reply	other threads:[~2008-11-20 20:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-20 13:35 Meaning of the hash character Nordlöw
2008-11-20 14:16 ` Juanma Barranquero
2008-11-20 17:45 ` Barry Margolin
2008-11-20 20:39 ` Nikolaj Schumacher [this message]

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