From: s@... (Stefan Schmiedl)
Date: 2002-04-11T02:33:55+09:00
Subject: Re: regex: how to negate sequences?

On Wed, 10 Apr 2002 16:32:28 GMT,
Tobias Reif <tobiasreif@pinkjuice.com> wrote:
> Hi,
> 
> In
> '-f-o>o-bar-->'
> , I need to match the string before
> -->
> , which is
> -f-o>o-bar
> . How to?
> 
> irb(main):009:0> '-f-o>o-bar-->' =~ /[^-->]+/ ; puts $&
> f
> nil
> 
> I know why the above doesn't work, but I don't know how to negate a 
> sequence of characters, instead of negating sets/collections.
> 

Hi Tobias,

as Michal pointed out already, you don't negate a sequence,
you match the stuff before it.

As a side note, you might want to consider using
/(.*?)-->/ instead of /(.*)-->/, if the string you're matching
against contains more than one -->.

You might want to look at
http://www.approximity.com/rubybuch2/node22_main.html
(German)

s.
--
Stefan Schmiedl
Approximity GmbH                                      http://www.approximity.com
Research & Development                             mailto:stefan@approximity.com
Loreleystr. 5, 94315 Straubing, Germany
Tel. (0 94 21) 74 01 06, Fax (0 94 21) 74 01 21

shhhh ... I can't hear my code!