W3C home > Mailing lists > Public > public-qt-comments@w3.org > February 2016

[Bug 5348] [FO] Back-references: "sufficiently many"

From: <bugzilla@jessica.w3.org>
Date: Thu, 04 Feb 2016 01:06:46 +0000
To: public-qt-comments@w3.org
Message-ID: <bug-5348-523-FiRwLpMyTd@http.www.w3.org/Bugs/Public/>
https://www.w3.org/Bugs/Public/show_bug.cgi?id=5348

Abel Braaksma <abel.braaksma@xs4all.nl> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |abel.braaksma@xs4all.nl

--- Comment #8 from Abel Braaksma <abel.braaksma@xs4all.nl> ---
> The problem with making \11 illegal in the scenario mentioned is that you 
> can't express \1 followed by the literal "1".
Actually, you can: "(?:\1)1" does exactly that and is the recommended way
explained in "Mastering Regular Expressions" by Friedl, to remove the
ambiguity.

PS: this is no intend to reopen the bug, I just stumbled upon this while
working on test case fn-matches-38, which was written in reference to this bug.

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
Received on Thursday, 4 February 2016 01:06:50 UTC

This archive was generated by hypermail 2.4.0 : Friday, 17 January 2020 16:57:58 UTC