From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Drew Adams" Newsgroups: gmane.emacs.help Subject: RE: Why are RegExps never working? Date: Mon, 12 Nov 2007 10:54:21 -0800 Message-ID: References: <5pr1agFsjv7eU3@mid.uni-berlin.de> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1194893743 30364 80.91.229.12 (12 Nov 2007 18:55:43 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 12 Nov 2007 18:55:43 +0000 (UTC) To: "Richard G Riley" , Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Mon Nov 12 19:55:38 2007 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 1IreRL-0006zy-Jh for geh-help-gnu-emacs@m.gmane.org; Mon, 12 Nov 2007 19:55:19 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1IreR9-00006Q-HX for geh-help-gnu-emacs@m.gmane.org; Mon, 12 Nov 2007 13:55:07 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1IreQu-00005O-Rx for help-gnu-emacs@gnu.org; Mon, 12 Nov 2007 13:54:52 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1IreQt-0008WU-TP for help-gnu-emacs@gnu.org; Mon, 12 Nov 2007 13:54:52 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1IreQt-0008WQ-KJ for help-gnu-emacs@gnu.org; Mon, 12 Nov 2007 13:54:51 -0500 Original-Received: from agminet01.oracle.com ([141.146.126.228]) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1IreQt-0004Xu-3N for help-gnu-emacs@gnu.org; Mon, 12 Nov 2007 13:54:51 -0500 Original-Received: from agmgw2.us.oracle.com (agmgw2.us.oracle.com [152.68.180.213]) by agminet01.oracle.com (Switch-3.2.4/Switch-3.1.7) with ESMTP id lACIsYSX026605; Mon, 12 Nov 2007 12:54:34 -0600 Original-Received: from acsmt351.oracle.com (acsmt351.oracle.com [141.146.40.151]) by agmgw2.us.oracle.com (Switch-3.2.0/Switch-3.2.0) with ESMTP id lACIqSWb004789; Mon, 12 Nov 2007 11:54:34 -0700 Original-Received: from dhcp-4op11-4op12-west-130-35-178-158.us.oracle.com by acsmt351.oracle.com with ESMTP id 3361264511194893659; Mon, 12 Nov 2007 10:54:19 -0800 X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.6604 (9.0.2911.0) In-Reply-To: <5pr1agFsjv7eU3@mid.uni-berlin.de> Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 X-Brightmail-Tracker: AAAAAQAAAAI= X-Brightmail-Tracker: AAAAAQAAAAI= X-Whitelist: TRUE X-Whitelist: TRUE X-detected-kernel: by monty-python.gnu.org: Linux 2.4-2.6 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:49169 Archived-At: > >> If you're having a hard time learning how regexps work, then > >> regex-tool seems like a great learning aid: > >> > >> ftp://ftp.newartisans.com/pub/regex-tool.el > >> > >> I've only tried it for a couple of minutes, but it looks really > >> useful. > > > > Thank you for the suggestion. I've installed regex-tool and I have the > > impression that it's a good way to become familiar with the topic. > > just what I was looking for!!! Wonderful, thanks too! Yes, nice. Another tool that can help is Icicles search. Highlighting lets you see just how your regexp groups match, for each search hit. Here is an example with five nested regexp groups (screenshot with explanation): http://www.emacswiki.org/cgi-bin/wiki/Icicles_-_Search_Commands%2c_Overview# SearchHighlightingContextLevels.