From: Joe Riel <jriel@maplesoft.com>
To: Michael Heerdegen <michael_heerdegen@web.de>
Cc: help-gnu-emacs@gnu.org
Subject: Re: Meaning of \C-? in bracket regular expression
Date: Sun, 27 Sep 2015 21:51:23 -0700 [thread overview]
Message-ID: <20150927215123.0bfb245f@gauss> (raw)
In-Reply-To: <87h9mfcsiv.fsf@web.de>
On Mon, 28 Sep 2015 02:11:04 +0200
Michael Heerdegen <michael_heerdegen@web.de> wrote:
> Joe Riel <joer@san.rr.com> writes:
>
> > "[^\C-?}]"
>
> (info "(elisp) Ctl-Char Syntax") says that
>
> For historical reasons, Emacs treats the <DEL> character as the
> control equivalent of ‘?’:
>
> ?\^? ⇒ 127 ?\C-? ⇒ 127
>
> Try (string-to-vector "[^\C-?}]").
>
> So this is a question of string read syntax - there is no character "-"
> in this string representing a regexp.
Thanks, that was helpful.
--
Joe Riel
prev parent reply other threads:[~2015-09-28 4:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-27 23:49 Meaning of \C-? in bracket regular expression Joe Riel
2015-09-28 0:11 ` Michael Heerdegen
2015-09-28 4:51 ` Joe Riel [this message]
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