From: Teemu Likonen <tlikonen@iki.fi>
To: Nicolas Richard <theonewiththeevillook@yahoo.fr>
Cc: drain <aeuster@gmail.com>, Help-gnu-emacs@gnu.org
Subject: Re: setcdr question
Date: Tue, 02 Jul 2013 12:17:56 +0300 [thread overview]
Message-ID: <87bo6l48xn.fsf@mithlond.arda> (raw)
In-Reply-To: <87obal1gb1.fsf@yahoo.fr> (Nicolas Richard's message of "Tue, 02 Jul 2013 11:06:58 +0200")
[-- Attachment #1: Type: text/plain, Size: 553 bytes --]
Nicolas Richard [2013-07-02 11:06:58 +02:00] wrote:
> drain <aeuster@gmail.com> writes:
>> (setq list '(Trevor Jason John Alex Max))
>> (setcdr (nthcdr (1- 4) list) 'Christina)
> (let ((list '(Trevor Jason John Alex Max)))
> (setf (nth (1- 4) list) 'Christina)
> list)
In Common Lisp a literal data shouldn't be edited. I suggest adopting
the same practice in Emacs Lisp too. So, create your list with LIST
(list 'Trevor 'Jason 'John 'Alex 'Max)
or copy a literal sequence before editing:
(copy-sequence '(Trevor Jason John Alex Max))
[-- Attachment #2: Type: application/pgp-signature, Size: 835 bytes --]
next prev parent reply other threads:[~2013-07-02 9:17 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-01 22:46 setcdr question drain
2013-07-02 2:12 ` Pierre Lorenzon
2013-07-02 9:06 ` Nicolas Richard
2013-07-02 9:17 ` Teemu Likonen [this message]
2013-07-02 22:17 ` drain
2013-07-02 22:26 ` drain
2013-07-03 9:13 ` Pierre Lorenzon
[not found] ` <mailman.90.1372804018.12400.help-gnu-emacs@gnu.org>
2013-07-03 13:04 ` Rustom Mody
2013-07-04 19:19 ` drain
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87bo6l48xn.fsf@mithlond.arda \
--to=tlikonen@iki.fi \
--cc=Help-gnu-emacs@gnu.org \
--cc=aeuster@gmail.com \
--cc=theonewiththeevillook@yahoo.fr \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this external index
https://git.savannah.gnu.org/cgit/emacs.git
https://git.savannah.gnu.org/cgit/emacs/org-mode.git
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.