From: Joost Kremers <joostkremers@fastmail.fm>
To: Christopher Howard <christopher@librehacker.com>
Cc: Help Gnu Emacs Mailing List <help-gnu-emacs@gnu.org>
Subject: Re: Regular expressions and user-escaped characters
Date: Tue, 03 Dec 2024 00:09:01 +0100 [thread overview]
Message-ID: <19389a262c8.27ee.f7cab59eedd5157033ccb454e473dbca@fastmail.fm> (raw)
In-Reply-To: <86mshdwvgg.fsf@fastmail.fm>
On 2 December 2024 23:51:49 Joost Kremers <joostkremers@fastmail.fm> wrote:
> On Mon, Dec 02 2024, Joost Kremers wrote:
>> You may get away with something like "[^\\][[]", though keep in mind that
>> that does not match a ?[ not preceded by a backslash, but rather a ?[
>> preceded by a character that is not a backslash.
>
> Mind you, what I forgot to mention: this means that a ?[ at the start of a
> string won't be found. A possible solution to that might be to prepend some
> character to the string before matching.
Or, try usimg \\| to match either a ?[ at the start ot the string or a ?[
preceded by a character other than a backslash...
\\(?:^[[]\\|[^\\][[]\\)
Whew...
> --
> Joost Kremers
> Life has its moments
next prev parent reply other threads:[~2024-12-02 23:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-02 22:04 Regular expressions and user-escaped characters Christopher Howard
2024-12-02 22:32 ` Joost Kremers
2024-12-02 22:50 ` Joost Kremers
2024-12-02 23:09 ` Joost Kremers [this message]
2024-12-03 14:01 ` Stefan Monnier via Users list for the GNU Emacs text editor
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