#!/usr/bin/perl

use warnings;
use strict;
use Data::Dumper;

my $array_ref = [qw/one two three four/];

$array_ref->[1] =~ s/w//g;

print Dumper($array_ref);

##</code><code>##

#!/usr/bin/perl

use warnings;
use strict;
use Data::Dumper;

sub foo {
        my $array_ref = ["foo" , "enum('bar,baz')"];

        if($array_ref->[1] =~ /enum\('(.*?)'\)/) {
                return split ",", $1;
        }
}

print Dumper(foo());