Fields::createClone

public function createClone(SplObjectStorage $cloneEntity): Fields
{
	if ($this->isClone() && $cloneEntity->contains($this))
	{
		return $cloneEntity[$this];
	}

	$fieldsClone = clone $this;
	$fieldsClone->isClone = true;

	if (!$cloneEntity->contains($this))
	{
		$cloneEntity[$this] = $fieldsClone;
	}

	return $fieldsClone;
}