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000055_icon-group-sender _Tue Sep 2 12:02:41 1997.msg
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Return-Path: <icon-group-sender>
Received: from kingfisher.CS.Arizona.EDU by cheltenham.cs.arizona.edu; Tue, 2 Sep 1997 12:02:40 -0500 (EST)
Received: by kingfisher.CS.Arizona.EDU (5.65v4.0/1.1.8.2/08Nov94-0446PM)
id AA17908; Tue, 2 Sep 1997 10:02:39 -0700
To: icon-group
Date: Tue, 2 Sep 1997 15:26:07 GMT
From: feustel@netcom.com (Dave Feustel)
Message-Id: <feustelEFw07J.Jyx@netcom.com>
Organization: DAFCO
Sender: icon-group-request
References: <Stuart.Robinson-0209972348010001@asianstmg-221.anu.edu.au>
Subject: Re: More specific GREP-related question
Errors-To: icon-group-errors
Status: RO
See the O'Reilly book: _Mastering Regular Expressions_ for a complete
exposition of regular expressions for all the standard unix programs.
Stuart Robinson (Stuart.Robinson@anu.edu.au) wrote:
: Does anyone know how regular expressions like [a-z] work when a
: non-alphanumeric character is used? For example, which characters would
: the following regular expression match?
: [1-!]
: What about this one?
: [a-1]
: And the reverse?
: [1-a]
: I'm sure all of this could be predicted if one had knowledge of the
: ordering of ASCII, but I'm afraid I lack such knowledge. Any tips?
: Thanks in advance.
: Regards,
: Stuart Robinson
: --
: Stuart Robinson <Stuart.Robinson@anu.edu.au>
: The Australian National University
--
Dave Feustel http://feustel.mixi.net
219-483-1857 mailto:feustel@netcom.com