Re: [pcre-dev] Remove some restrictions of lookbehind assert…

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Author: ph10
Date:  
To: Zoltán Herczeg
CC: pcre-dev@exim.org
Subject: Re: [pcre-dev] Remove some restrictions of lookbehind assertions
On Wed, 31 Jul 2019, Zoltán Herczeg wrote:

> You are right. Since you can put it into a group, it is not possible
> to prevent repetitions. However the rule that empty matches break
> (non-fixed) loops may solve this problem.


... but it's not an empty match.

> I start to understand why perl choose to implement assertions as atomic.


Indeed.

Philip

--
Philip Hazel