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From: "Andreas Röhler" <andreas.roehler@easy-emacs.de>
To: "help-gnu-emacs@gnu.org List" <help-gnu-emacs@gnu.org>
Subject: Re: Numbered regexps throw invalid regex error
Date: Wed, 25 Jan 2012 18:21:23 +0100	[thread overview]
Message-ID: <4F203A13.20105@easy-emacs.de> (raw)
In-Reply-To: <loom.20120125T111258-139@post.gmane.org>

Am 25.01.2012 11:17, schrieb Tom:
>   (looking-at "\\(a\\(?1:b\\)\\)")
>
AFAIU there are serveral errors,

think you can't refer to first match inside itself

here is a working example matching "aba"

(looking-at "\\(a\\)\\(b\\)\\(\\1\\)")aba



  reply	other threads:[~2012-01-25 17:21 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-25 10:17 Numbered regexps throw invalid regex error Tom
2012-01-25 17:21 ` Andreas Röhler [this message]
2012-01-25 17:51   ` Tom
2012-01-25 20:02     ` Andreas Röhler
2012-01-25 20:14       ` Tom
2012-01-25 20:37         ` Andreas Röhler
2012-01-26  8:30           ` Tom
2012-01-26  9:29             ` Andreas Röhler
2012-01-26 11:52             ` Tim Landscheidt
2012-01-26 14:36               ` Tom

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