Received: from mail.proteosys.com ([213.139.130.197]) by nummer-3.proteosys with Microsoft SMTPSVC(6.0.3790.3959); Thu, 3 Sep 2009 00:15:59 +0200 Received: by mail.proteosys.com (8.14.3/8.14.3) with ESMTP id n82MFxnw032556 for ; Thu, 3 Sep 2009 00:15:59 +0200 Received: from listserv.uni-heidelberg.de (listserv.uni-heidelberg.de [129.206.100.94]) by relay2.uni-heidelberg.de (8.13.8/8.13.8) with ESMTP id n82MDLAA021077 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 3 Sep 2009 00:13:21 +0200 Received: from listserv.uni-heidelberg.de (localhost.localdomain [127.0.0.1]) by listserv.uni-heidelberg.de (8.13.1/8.13.1) with ESMTP id n82M1Wbd027151; Thu, 3 Sep 2009 00:13:21 +0200 Received: by LISTSERV.UNI-HEIDELBERG.DE (LISTSERV-TCP/IP release 15.5) with spool id 300637 for LATEX-L@LISTSERV.UNI-HEIDELBERG.DE; Thu, 3 Sep 2009 00:13:20 +0200 Received: from relay2.uni-heidelberg.de (relay2.uni-heidelberg.de [129.206.210.211]) by listserv.uni-heidelberg.de (8.13.1/8.13.1) with ESMTP id n82MDKev028957 for ; Thu, 3 Sep 2009 00:13:20 +0200 Received: from mordell.elzevir.fr (mordell.elzevir.fr [92.243.3.74]) by relay2.uni-heidelberg.de (8.13.8/8.13.8) with ESMTP id n82MD44R020991 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL) for ; Thu, 3 Sep 2009 00:13:08 +0200 Received: from roth.elzevir.fr (thue.elzevir.fr [88.165.216.11]) by mordell.elzevir.fr (Postfix) with ESMTPS id 1B85F35B87 for ; Thu, 3 Sep 2009 00:13:05 +0200 (CEST) Received: from [127.0.0.1] (localhost [127.0.0.1]) by roth.elzevir.fr (Postfix) with ESMTP id D46BEBFCF for ; Thu, 3 Sep 2009 00:13:03 +0200 (CEST) User-Agent: Mozilla-Thunderbird 2.0.0.19 (X11/20090103) MIME-Version: 1.0 References: <4A9EC6ED.2080901@morningstar2.co.uk> X-Enigmail-Version: 0.95.0 OpenPGP: url=http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x50A89B42 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Message-ID: <4A9EEDEF.4020106@elzevir.fr> Date: Thu, 3 Sep 2009 00:13:03 +0200 Reply-To: Mailing list for the LaTeX3 project Sender: Mailing list for the LaTeX3 project From: =?ISO-8859-1?Q?Manuel_P=E9gouri=E9-Gonnard?= Subject: Re: xparse processors To: LATEX-L@LISTSERV.UNI-HEIDELBERG.DE In-Reply-To: <4A9EC6ED.2080901@morningstar2.co.uk> Precedence: list List-Help: , List-Unsubscribe: List-Subscribe: List-Owner: List-Archive: X-ProteoSys-SPAM-Score: -6.599 () BAYES_00,RCVD_IN_DNSWL_MED X-Scanned-By: MIMEDefang 2.65 on 213.139.130.197 Return-Path: owner-latex-l@LISTSERV.UNI-HEIDELBERG.DE X-OriginalArrivalTime: 02 Sep 2009 22:15:59.0826 (UTC) FILETIME=[F36D0320:01CA2C1A] Status: R X-Status: X-Keywords: X-UID: 6078 Joseph Wright a écrit : > \xparse_process_comma_split:n { 1,2 } => {1} {2} > > but what should happen with > > \xparse_process_comma_split:n { 12 } > > A the moment you get "{12} \NoValue" so that exactly two results are > returned. Should you get perhaps just \NoValue, or something else? IMO {12} \NoValue is the best solution: it conveys all the initial information, is a form that is easy to use. Manuel.