Pimcore\Model\Object\ClassDefinition\Data\Datetime::getVersionPreview PHP Метод

    public function getVersionPreview($data, $object = null, $params = [])
    {
        if ($data instanceof \Zend_Date) {
            return $data->toString("Y-m-d H:i", "php");
        } elseif ($data instanceof \DateTimeInterface) {
            return $data->format("Y-m-d H:i");
        }
    }