my ($price, $floor) = get_price_floor() || 0;

sub get_price_floor {
  return (10, 8);
}

##</code><code>##

my ($price, $floor) = (get_price_floor() || 0);

##</code><code>##

my ($price, $floor);
(($price, $floor) = get_price_floor()) ||
    (($price, $floor) = ( 0, 0));