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: Find the longest word in the word list file. Date: Thu, 12 Aug 2021 04:53:43 +0200 Message-ID: <87y297xtjc.fsf@zoho.eu> References: <87a6loarpi.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="17136"; 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:JN0TQuriyfnigCj/YLwVSvt7MsA= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Thu Aug 12 04:54:18 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 1mE0rK-0004HB-63 for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 12 Aug 2021 04:54:18 +0200 Original-Received: from localhost ([::1]:45058 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mE0rI-0003Gv-Cb for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 11 Aug 2021 22:54:16 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60862) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mE0qw-0003Gm-Ka for help-gnu-emacs@gnu.org; Wed, 11 Aug 2021 22:53:54 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:57056) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mE0qv-0002Kx-2W for help-gnu-emacs@gnu.org; Wed, 11 Aug 2021 22:53:54 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1mE0qs-0003io-R6 for help-gnu-emacs@gnu.org; Thu, 12 Aug 2021 04:53:50 +0200 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:132464 Archived-At: Hongyi Zhao wrote: > I don't think so. Whether you start completely from scratch, > with elisp, there are so many selections for doing such > a thing. This way can give us a deeper understanding of > algorithms and how computers work. Here you go, (defun sort-lines-length (beg end) (interactive (if (use-region-p) (list (region-beginning) (region-end)) (list (point-min) (point-max)) )) (save-excursion (save-restriction (narrow-to-region beg end) (goto-char (point-min)) (sort-subr nil #'forward-line #'end-of-line nil nil (lambda (a b) (> (- (cdr a) (car a)) (- (cdr b) (car b)) )))))) (defalias 'sll #'sort-lines-length) https://dataswamp.org/~incal/emacs-init/sort-incal.el lines 18-32 -- underground experts united https://dataswamp.org/~incal