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

my $hashRef = getHashRef();

print Dumper \$hashRef;
print $hashRef->{'Hello'};

sub getHashRef {
	my $hwwns;
	$hwwns->{'Hello'} = 'world!';
	return $hwwns;
}

##</code><code>##

$VAR1 = \{
            'Hello' => 'world!'
          };
world!