From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Drew Adams Newsgroups: gmane.emacs.help Subject: RE: Removing line and column number settings from some buffers Date: Sat, 5 Dec 2020 10:16:34 -0800 (PST) Message-ID: References: <87czzq9xq5.fsf@web.de> <8f7be622-dfa6-42c2-b6af-b3608b24563b@default> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="35337"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Michael Heerdegen , Christopher Dimech , help-gnu-emacs@gnu.org To: Jean Louis Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Sat Dec 05 19:18:01 2020 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 1klc89-00094s-I4 for geh-help-gnu-emacs@m.gmane-mx.org; 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envelope-from=drew.adams@oracle.com; helo=aserp2120.oracle.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-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:126037 Archived-At: > Please help with `toto' in this example. >=20 > On the other hand, if you want to be able to go either > forward or backward then you might want to use a ring > (as defined in standard library ring.el): >=20 > (defvar ring (ring-convert-sequence-to-ring '(nil t always))) ^^^^ > (defvar current nil) >=20 > (defun next () > (interactive) > (setq current (ring-next toto current)) ^^^^ > (message "NOW: %s" current)) >=20 > (defun previous () > (interactive) > (setq current (ring-previous toto current)) ^^^^ > (message "NOW: %s" current)) Sorry, typo. Variable `toto' should be variable `ring'. (Or vice versa - there should be only one ring variable.)