#!/usr/bin/perl

FILE: for my $file (glob '*.txt') {
    open my $fh, '<', $file or die "$file: D'Oh! $!\n";
    while (<$fh>) {
        /(?=^(?:(?!green red blue).)*$).*?(green|red|blue)/i;
    do { 
        print "$file \n";
        next FILE;
    } if $1;
     }
   }

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In reply to Re^2: regexp exclude a string by Murcia
in thread regexp exclude a string by Murcia

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