$VAR1 = {
          'house' => undef,
          'code' => undef,
          'fullname' => 'Ms Mary Lou',
          'last' => 'Lou',
          'area' => undef,
          'first' => 'Mary',
          'number' => undef
        };
$VAR1 = {
          'first' => 'Mary',
          'number' => '0123',
          'house' => 'main',
          'code' => 'zip',
          'fullname' => 'Ms Mary Lou',
          'last' => 'Lou',
          'area' => 'north'
        };