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[Uid] Mentioned the Uuid::NAMESPACE_* constants #14893

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OskarStark merged 1 commit into from
Jan 28, 2021
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[Uid] Mentioned the Uuid::NAMESPACE_* constants #14893

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11 changes: 11 additions & 0 deletions components/uid.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -53,11 +53,22 @@ to create each type of UUID::
$uuid = Uuid::v3($namespace, $name); // $uuid is an instance of Symfony\Component\Uid\UuidV3
$uuid = Uuid::v5($namespace, $name); // $uuid is an instance of Symfony\Component\Uid\UuidV5

// the namespaces defined by RFC 4122 are available as constants
// (see https://tools.ietf.org/html/rfc4122#appendix-C)
$uuid = Uuid::v3(Uuid::NAMESPACE_DNS, $name);
$uuid = Uuid::v3(Uuid::NAMESPACE_URL, $name);
$uuid = Uuid::v3(Uuid::NAMESPACE_OID, $name);
$uuid = Uuid::v3(Uuid::NAMESPACE_X500, $name);

// UUID type 6 is not part of the UUID standard. It's lexicographically sortable
// (like ULIDs) and contains a 60-bit timestamp and 63 extra unique bits.
// It's defined in http://gh.peabody.io/uuidv6/
$uuid = Uuid::v6(); // $uuid is an instance of Symfony\Component\Uid\UuidV6

.. versionadded:: 5.3

The ``Uuid::NAMESPACE_*`` constants were introduced in Symfony 5.3.

If your UUID is generated by another system, use the ``fromString()`` method to
create an object and make use of the utilities available for Symfony UUIDs::

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