From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: "tomas@tuxteam.de" Newsgroups: gmane.emacs.help Subject: Re: [External] : Re: Which Elisp types are mutable? Date: Mon, 5 Jul 2021 21:40:34 +0200 Message-ID: <20210705194034.GE6395@tuxteam.de> References: <87h7ifa932.fsf@mbork.pl> <0404DE66-DD17-41F2-B6CC-EC06937CD152@gmail.com> <874keca73x.fsf@mbork.pl> <70773EA8-6549-4C03-941C-FADAB1BE441A@gmail.com> <8735tw9l14.fsf@mbork.pl> <4AA1E624-B979-4B08-8AE0-E33A1C9A0E94@gmail.com> <834kd8ha0c.fsf@gnu.org> <20210705185503.GD6395@tuxteam.de> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="uCPdOCrL+PnN2Vxy" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="5943"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mutt/1.5.21 (2010-09-15) Cc: "help-gnu-emacs@gnu.org" To: Drew Adams Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Mon Jul 05 21:41:28 2021 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1m0UTA-0001O3-3v for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 05 Jul 2021 21:41:28 +0200 Original-Received: from localhost ([::1]:53750 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m0UT8-0002g5-Rz for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 05 Jul 2021 15:41:26 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60328) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m0USM-0002ft-MG for help-gnu-emacs@gnu.org; Mon, 05 Jul 2021 15:40:38 -0400 Original-Received: from mail.tuxteam.de ([5.199.139.25]:33327) by eggs.gnu.org with esmtps (TLS1.2:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.90_1) (envelope-from ) id 1m0USK-0000PP-BI; Mon, 05 Jul 2021 15:40:38 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tuxteam.de; s=mail; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date; bh=6BTnloWLsEd5aLevR1obEe+poQTf0MFVO3js4A4Ws/4=; b=JdawOXLFNmEnBrOFLIbfI4IP/KdjTuxeL+K0L1sqmIg701wVMDcEALMTZMLsymyZuzWEEmFKxnfWPpZgD0hu6WvwVJ4An80vmr9HPNAGnPocsPzirZrmEjatcIKMExjKIN85+rdz5G14DKGMV2AT3MtJhqy53JgML7DD89bO/pBmuruWYPv8WHqZmOO2rDk5Qv40FHpOKVlmxrbpPZf2A/uX0uWyhRh2+o7iUuHFU3PYW84x8bqTfI5E89Utpbujb+NPTJG6Dv+iRqQfxMiHAZB5oaNMBieYziS20IPQJuXmJOn+jdC9HlB4ofGouVYwwERMLJsJr01UDSQKjItqbw==; Original-Received: from tomas by mail.tuxteam.de with local (Exim 4.80) (envelope-from ) id 1m0USI-0005OC-3g; Mon, 05 Jul 2021 21:40:34 +0200 Content-Disposition: inline In-Reply-To: Received-SPF: pass client-ip=5.199.139.25; envelope-from=tomas@tuxteam.de; helo=mail.tuxteam.de X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:131496 Archived-At: --uCPdOCrL+PnN2Vxy Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jul 05, 2021 at 07:26:23PM +0000, Drew Adams wrote: > > In Emacs Lisp, typical immutable objects are symbols, keywords, numbers >=20 > We've been around this block a few times already, > and I don't really want to stir the pot here. >=20 > But I'll mention that a Lisp symbol is a kind of > mutable "object". It has various properties [...] Oh, Elisp doesn't differentiate between the symbol proper and its bindings? > All except the symbol name can be changed. Is a > symbol something immutable? Not IMO, but the > answer depends on what one means by "immutable". >=20 > https://www.gnu.org/software/emacs/manual/html_node/elisp/Symbol-Componen= ts.html Thanks :) -- t --uCPdOCrL+PnN2Vxy Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iEYEARECAAYFAmDjYDIACgkQBcgs9XrR2kYZqgCeIshzDuOg00dZCevjmDxETs4W AdcAnilZ8V2dc8NWk4Z1zz2UYnVA4KWb =86zG -----END PGP SIGNATURE----- --uCPdOCrL+PnN2Vxy--