Implements :php:interface:`Ramsey\\Uuid\\Rfc4122\\UuidInterface`.

UuidV6 represents a :ref:`version 6, reordered Gregorian time UUID <rfc4122.version6>`. In addition to providing the
methods defined on the interface, this class additionally provides the following methods.

.. php:method:: getDateTime()

    :returns: A date object representing the timestamp associated with the UUID
    :returntype: ``\DateTimeInterface``

.. php:method:: toUuidV1()

    :returns: A version 1 UUID, converted from this version 6 UUID
    :returntype: Ramsey\\Uuid\\Rfc4122\\UuidV1

.. php:staticmethod:: fromUuidV1()

    :param Ramsey\\Uuid\\Rfc4122\\UuidV1 $uuidV1: A version 1 UUID
    :returns: A version 6 UUID, converted from the given version 1 UUID
    :returntype: Ramsey\\Uuid\\Rfc4122\\UuidV6