Re: [pcre-dev] Inner (*MARK) don't keep its value outside th…

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Autor: Philip Hazel
Data:  
Para: ND
CC: Pcre-dev
Assunto: Re: [pcre-dev] Inner (*MARK) don't keep its value outside the assertion
On Sun, 25 Dec 2011, ND wrote:

> PCRE version 8.21 2011-12-12
> /(?=a(*:x))(?!a(*:y)c)/K
> ab
> 0:
>
>
> There is no MARK value in output. Expected
> MK:x


This is documented:

If (*MARK) is encountered in a positive assertion, its name is
recorded and passed back if it is the last-encountered. This does not
happen for negative assertions.

Philip

--
Philip Hazel