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<?php
declare(strict_types=1);
namespace drupol\phpermutations\Generators;
use drupol\phpermutations\GeneratorInterface;
use drupol\phpermutations\Iterators\Fibonacci as FibonacciIterator;
use Generator;
class Fibonacci extends FibonacciIterator implements GeneratorInterface
{
/**
* {@inheritdoc}
*/
public function generator(): Generator
return $this->get();
}
* The generator.
*
* @return Generator<int>
protected function get(): Generator
$a = 0;
$b = 1;
$to = $this->getMaxLimit();
while (0 < $to) {
yield $a;
[$a, $b] = [$b, $a + $b];
--$to;
drupol /
phpermutations
