Php Print the n fiabonacci numbers

function fibonacci($n) {
  $fibonacci = [1, 1];
  for ($i = 2; $i < $n; $i++) {
    $fibonacci[$i] = $fibonacci[$i - 1] + $fibonacci[$i - 2];
  }
  return $fibonacci;
}

//example
$result = fibonacci(10);

//output
echo $result; //1, 1, 2, 3, 5, 8, 13, 21, 34, 55