From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Michael Heerdegen Newsgroups: gmane.emacs.help Subject: Re: Sorting lines by length Date: Tue, 16 Sep 2014 15:56:36 +0200 Message-ID: <87sijr3bzf.fsf@web.de> References: <87k353zptq.fsf@hornfels.zedat.fu-berlin.de> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1410875857 22509 80.91.229.3 (16 Sep 2014 13:57:37 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 16 Sep 2014 13:57:37 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Tue Sep 16 15:57:30 2014 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1XTtG3-0003Me-MC for geh-help-gnu-emacs@m.gmane.org; Tue, 16 Sep 2014 15:57:27 +0200 Original-Received: from localhost ([::1]:38157 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XTtG3-0004tg-CL for geh-help-gnu-emacs@m.gmane.org; Tue, 16 Sep 2014 09:57:27 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:46019) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XTtFg-0004lX-Bx for help-gnu-emacs@gnu.org; Tue, 16 Sep 2014 09:57:10 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XTtFa-00072E-Kv for help-gnu-emacs@gnu.org; Tue, 16 Sep 2014 09:57:04 -0400 Original-Received: from plane.gmane.org ([80.91.229.3]:42987) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XTtFa-00071w-Et for help-gnu-emacs@gnu.org; Tue, 16 Sep 2014 09:56:58 -0400 Original-Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1XTtFU-0003AK-TP for help-gnu-emacs@gnu.org; Tue, 16 Sep 2014 15:56:52 +0200 Original-Received: from ip-90-186-44-232.web.vodafone.de ([90.186.44.232]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 16 Sep 2014 15:56:52 +0200 Original-Received: from michael_heerdegen by ip-90-186-44-232.web.vodafone.de with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 16 Sep 2014 15:56:52 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 15 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: ip-90-186-44-232.web.vodafone.de User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux) Cancel-Lock: sha1:MXB+rODWm1ESS17siyDkcW9EqEc= X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 80.91.229.3 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 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.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:99955 Archived-At: "Loris Bennett" writes: > Is there a canonical way of sorting lines by length, longest first? `sort-subr' probably. Use it like (sort-subr t #'forward-line #'end-of-line nil nil (lambda (l1 l2) (apply #'< (mapcar (lambda (range) (- (cdr range) (car range))) (list l1 l2))))) You can even modify the lambda to do something more sophisticated like counting words. Michael.