if ( $line =~ $ip ) {
    push (@fwlog, $line);
    print "$line";
}

##</code><code>##

print "$_\n" foreach ( @fwlog );

##</code><code>##

open LOG,  "$logfile" or die "Can't open $logfile: $!\n";
my @fwlog = grep { $ip } <LOG>;
close LOG;

##</code><code>##

perl -e 'print "How sweet does a rose smell? "; chomp ($n = <STDIN>); $rose = "smells sweet to degree $n"; *other_name = *rose; print "$other_name\n"'