From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Kevin Rodgers Newsgroups: gmane.emacs.help Subject: Re: string-match bug? Date: Wed, 09 Dec 2009 20:05:15 -0700 Message-ID: References: <4b1d1a48$0$278$14726298@news.sunsite.dk> <4b1d1e3d$0$276$14726298@news.sunsite.dk> <4B1D6773.3000509@easy-emacs.de> <4B1F5A38.1030703@easy-emacs.de> <4B1FDF51.1010002@easy-emacs.de> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1260414653 11494 80.91.229.12 (10 Dec 2009 03:10:53 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 10 Dec 2009 03:10:53 +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 Dec 10 04:10:46 2009 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1NIZQP-0001lG-HP for geh-help-gnu-emacs@m.gmane.org; Thu, 10 Dec 2009 04:10:41 +0100 Original-Received: from localhost ([127.0.0.1]:55840 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NIZQP-0000j5-Aj for geh-help-gnu-emacs@m.gmane.org; Wed, 09 Dec 2009 22:10:41 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NIZPz-0000iY-Lr for help-gnu-emacs@gnu.org; Wed, 09 Dec 2009 22:10:15 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1NIZPu-0000fB-0E for help-gnu-emacs@gnu.org; Wed, 09 Dec 2009 22:10:14 -0500 Original-Received: from [199.232.76.173] (port=54760 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NIZPt-0000es-SD for help-gnu-emacs@gnu.org; Wed, 09 Dec 2009 22:10:09 -0500 Original-Received: from lo.gmane.org ([80.91.229.12]:54582) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1NIZPq-0007eM-Pq for help-gnu-emacs@gnu.org; Wed, 09 Dec 2009 22:10:09 -0500 Original-Received: from list by lo.gmane.org with local (Exim 4.50) id 1NIZPo-0001Xb-Hq for help-gnu-emacs@gnu.org; Thu, 10 Dec 2009 04:10:04 +0100 Original-Received: from c-71-237-24-138.hsd1.co.comcast.net ([71.237.24.138]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 10 Dec 2009 04:10:04 +0100 Original-Received: from kevin.d.rodgers by c-71-237-24-138.hsd1.co.comcast.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 10 Dec 2009 04:10:04 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 22 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: c-71-237-24-138.hsd1.co.comcast.net User-Agent: Thunderbird 2.0.0.23 (Macintosh/20090812) In-Reply-To: <4B1FDF51.1010002@easy-emacs.de> X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 3) X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:70543 Archived-At: Andreas Röhler wrote: > Aren't > > (string-match "" "a") > > and > > (string-match "" "") > > different cases in some perspective? > > The return value is censured being a position. > Second case is plausible, there is an empty string at pos 0. > > First has no empty string at pos 0. Actually, it has an infinite number of empty strings at position 0 -- and at every position. -- Kevin Rodgers Denver, Colorado, USA