Warning: Unsupported declare 'strict_types' in /var/www/devel/md/product-db/vendor/spomky-labs/cbor-php/src/EncoderInterface.php on line 3

Fatal error: Default value for parameters with a class type hint can only be NULL in /var/www/devel/md/product-db/vendor/spomky-labs/cbor-php/src/EncoderInterface.php on line 9