From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: same data appears twice, interactive then function body Date: Wed, 16 Dec 2020 05:02:36 +0100 Message-ID: <87tusm9z4z.fsf@zoho.eu> References: <87y2hya6i1.fsf@zoho.eu> Reply-To: Emanuel Berg Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="5503"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:oRTXIBicbE89l/LMKe/yX+UFKgw= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Wed Dec 16 05:03:35 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 1kpO2J-0001It-7d for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 16 Dec 2020 05:03:35 +0100 Original-Received: from localhost ([::1]:34248 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kpO2H-0008Q2-8q for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 15 Dec 2020 23:03:33 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:49812) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kpO1V-0008Po-Nb for help-gnu-emacs@gnu.org; Tue, 15 Dec 2020 23:02:45 -0500 Original-Received: from ciao.gmane.io ([116.202.254.214]:33812) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kpO1T-0002XC-Mg for help-gnu-emacs@gnu.org; Tue, 15 Dec 2020 23:02:45 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1kpO1R-0000LJ-C1 for help-gnu-emacs@gnu.org; Wed, 16 Dec 2020 05:02:41 +0100 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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:126391 Archived-At: Stefan Monnier wrote: > Here's my take on it: > > (defun insert-string-centered (string &optional width) > (interactive > (list (read-from-minibuffer "string: ") > (string-to-number (read-from-minibuffer "width [80]: "))) ) > (let*((max (if (< 0 width) width (+ 42 42 -4))) > [...] > > Now the question is how to avoid having 42 appear twice, > I guess Ha :) No but do tell! Maybe it can't be done, even? -- underground experts united http://user.it.uu.se/~embe8573 https://dataswamp.org/~incal