From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: Tom Capey Newsgroups: gmane.emacs.help Subject: Re: Help with elisp Date: 31 Jul 2003 12:59:18 +0100 Organization: Posted via Supernews, http://www.supernews.com Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Message-ID: References: NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Trace: main.gmane.org 1059653567 20601 80.91.224.249 (31 Jul 2003 12:12:47 GMT) X-Complaints-To: usenet@main.gmane.org NNTP-Posting-Date: Thu, 31 Jul 2003 12:12:47 +0000 (UTC) Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Thu Jul 31 14:12:45 2003 Return-path: Original-Received: from monty-python.gnu.org ([199.232.76.173]) by main.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 19iCHP-0005G2-00 for ; Thu, 31 Jul 2003 14:11:36 +0200 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.20) id 19iC7F-0007Tz-8J for geh-help-gnu-emacs@m.gmane.org; Thu, 31 Jul 2003 08:01:05 -0400 Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!cyclone.bc.net!tdsnet-transit!newspeer.tds.net!sn-xit-02!sn-xit-06!sn-post-02!sn-post-01!supernews.com!corp.supernews.com!not-for-mail Original-Newsgroups: gnu.emacs.help User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3.50 Original-X-Complaints-To: abuse@supernews.com Original-Lines: 41 Original-Xref: shelby.stanford.edu gnu.emacs.help:115581 Original-To: help-gnu-emacs@gnu.org X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.2 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 Xref: main.gmane.org gmane.emacs.help:11499 X-Report-Spam: http://spam.gmane.org/gmane.emacs.help:11499 * David Chadd writes: > Apologies for a question demonstrating beginner's total Elisp > incompetence. I want to make lists out of series of > attribute-values in an xml file. (The values are sigla of > manuscripts.) These are e.g. in the form: > wit="CAO-C Alb2 Hyd" > Having found the string of values (CAO-C Alb2 Hyd) with a regexp > search, I simple-mindedly thought I would be able to do something like > (setq wits (split-string (match-string 1))) > This does indeed make a list --- (listp wits) returns T --- but the > lists don't behave as I would expect. For instance, they don't > respond correctly to (set-difference), (intersection) etc. And for > reasons I can guess at, but don't know enough to do anything about, > the lists are in the form ("CAO-C" "Alb2" "Hyd") rather than (CAO-C > Alb2 Hyd). change the test in the set functions from `eq': (setq a (list "CAO-C" "Alb2" "Hyd") b (list "CAO-C" "Alb2" "Hyd" "foo")) (intersection a b :test 'string-equal) => ("Hyd" "Alb2" "CAO-C") (set-difference b a :test 'string-equal) => ("foo") (set-difference a b :test 'string-equal) => nil /Tom -- Mais, à part ça, Madame la Marquise, Tout va très bien, tout va très bien.