for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
<?php declare(strict_types=1);
namespace VSV\GVQ_API\Question;
class Answers implements \IteratorAggregate
{
/**
* @var Answer[]
*/
private $answers;
* @param Answer ...$answers
public function __construct(Answer ...$answers)
if (count($answers) <= 1 || count($answers) >= 4) {
throw new \InvalidArgumentException('Amount of answers must be 2 or 3.');
}
$this->answers = $answers;
* @inheritdoc
public function getIterator()
return new \ArrayIterator($this->answers);