[hobbit] PCRE expression question

Galen Johnson Galen.Johnson at sas.com
Wed Apr 18 18:24:33 CEST 2007


I tried the '.' as well with the same issue (kept showing 0 instances)...I think I'll just go with the [1-9]...thanks. 

=G=

-----Original Message-----
From: Paul van Eldijk [mailto:P.vanEldijk at uci.ru.nl] 
Sent: Wednesday, April 18, 2007 11:44 AM
To: hobbit at hswn.dk
Subject: Re: [hobbit] PCRE expression question

Galen Johnson schreef:
> Hey,
> 
> I know I'm just missing something simple and it's probably something I've overlooked but I'm having an issue with a regex in one of my port tests...
> 
> This works:
> 
> PORT "LOCAL=%[\.:](8611|8621|8631)$" state=LISTEN
> 
> But this doesn't...
> 
> PORT "LOCAL=%[\.:]86?1$" state=LISTEN

6? matches zero or one 6, so that is not what you want.

6. matches a six, followed by any character 6[1-3] matches a 6 followed by a one, two or three.

So you want:
PORT "LOCAL=%[\.:]86[1-3]1$" state=LISTEN

HTH,
Paul


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