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: filter-list Date: Thu, 17 Apr 2014 00:01:24 +0200 Message-ID: <87fvld53yj.fsf@web.de> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1397685735 19179 80.91.229.3 (16 Apr 2014 22:02:15 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 16 Apr 2014 22:02:15 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Thu Apr 17 00:02:08 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 1WaXuA-0004OT-Bg for geh-help-gnu-emacs@m.gmane.org; Thu, 17 Apr 2014 00:02:06 +0200 Original-Received: from localhost ([::1]:56735 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WaXuA-00015s-2R for geh-help-gnu-emacs@m.gmane.org; Wed, 16 Apr 2014 18:02:06 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:59159) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WaXtr-0000nC-15 for help-gnu-emacs@gnu.org; Wed, 16 Apr 2014 18:01:54 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WaXtj-0005gW-J6 for help-gnu-emacs@gnu.org; Wed, 16 Apr 2014 18:01:46 -0400 Original-Received: from plane.gmane.org ([80.91.229.3]:36958) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WaXtj-0005fG-Dn for help-gnu-emacs@gnu.org; Wed, 16 Apr 2014 18:01:39 -0400 Original-Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1WaXth-0003QP-Q1 for help-gnu-emacs@gnu.org; Thu, 17 Apr 2014 00:01:37 +0200 Original-Received: from ip-90-187-124-214.web.vodafone.de ([90.187.124.214]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 17 Apr 2014 00:01:37 +0200 Original-Received: from michael_heerdegen by ip-90-187-124-214.web.vodafone.de with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 17 Apr 2014 00:01:37 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 18 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: ip-90-187-124-214.web.vodafone.de User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.90 (gnu/linux) Cancel-Lock: sha1:DceYjmc3rbldAgTjIIRCiOOFAF4= 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:97160 Archived-At: Hi, Is there something like | (defun filter-list (pred list) | "Make a list of all LIST elements satisfying PRED." | (let ((deleted '#:deleted)) | (delete deleted | (mapcar (lambda (el) (if (funcall pred el) el deleted)) | list)))) existing in Emacs Lisp? I can't find it, but I would expect such an elementary function would be built in. Do I miss something? Thanks, Michael.