Subj : Re: [regexp] Excluding specified string
To   : comp.programming
From : John W. Krahn
Date : Sat Oct 08 2005 01:06 pm

Piotr 'Qertoip' Włodarek wrote:
> I want to match " SQL", but only if it is not preceeded by "Microsoft".
> Example: 
> "abcrofrtg SQL" is match.
> "Microsoft SQL" is not a match.
> 
> Of course I know how to exclude a single character ([^a]) but how can I
> exclude the whole string?

$ perl -e'
for ( "abcrofrtg SQL", "Microsoft SQL" ) {
    print /(?<!Microsoft) SQL/ ? "Matched" : "Did not match", ": $_\n";
    }
'
Matched: abcrofrtg SQL
Did not match: Microsoft SQL


John
-- 
use Perl;
program
fulfillment

.