| private getIdsAsStringFromProducts ( Doctrine\Common\Collections\Collection $products ) : string | ||
| $products | Doctrine\Common\Collections\Collection | |
| return | string | |
private function getIdsAsStringFromProducts(Collection $products)
{
if ($products->isEmpty()) {
return null;
}
$ids = [];
/** @var ProductInterface $product */
foreach ($products as $product) {
$ids[] = $product->getId();
}
return implode(',', $ids);
}