.. index:: single: uuid(Representation) .. _uuid/1:

.. rst-class:: right

object

uuid(Representation)

• Representation - Text representation for the UUID. Possible values are atom, chars, and codes. Universally unique identifier (UUID) generator.

  | Availability: | logtalk_load(uuid(loader))

  | Author: Paulo Moura | Version: 1:1:0 | Date: 2026-07-24

  | Compilation flags: | static, context_switching_calls

  | Implements: | public :ref:`uuid_protocol <uuid_protocol/0>` | Uses: | :ref:`crypto <crypto/0>` | :ref:`date <date/0>` | :ref:`iso8601 <iso8601/0>` | :ref:`list <list/0>` | :ref:`os <os/0>`

  | Remarks: | (none)

  | Inherited public predicates: | Â :ref:uuid_protocol/0::random_node/1 Â :ref:uuid_protocol/0::uuid_max/1 Â :ref:uuid_protocol/0::uuid_nil/1 Â :ref:uuid_protocol/0::uuid_null/1 Â :ref:uuid_protocol/0::uuid_v1/2 Â :ref:uuid_protocol/0::uuid_v1/3 Â :ref:uuid_protocol/0::uuid_v3/3 Â :ref:uuid_protocol/0::uuid_v4/1 Â :ref:uuid_protocol/0::uuid_v5/3 Â :ref:uuid_protocol/0::uuid_v7/1 Â :ref:uuid_protocol/0::uuid_v7/2 Â

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Public predicates

(no local declarations; see entity ancestors if any)

Protected predicates

(no local declarations; see entity ancestors if any)

Private predicates

(no local declarations; see entity ancestors if any)

Operators

(none)

.. seealso::

:ref:`uuid <uuid/0>`, :ref:`cuid2(Representation,Size,Alphabet) <cuid2/3>`, :ref:`ksuid(Representation,Alphabet) <ksuid/2>`, :ref:`ids(Representation,Bytes) <ids/2>`, :ref:`nanoid(Representation,Size,Alphabet) <nanoid/3>`, :ref:`snowflakeid(Representation,EpochMilliseconds,TimeUnitMilliseconds,TimestampBits,NodeBits,SequenceBits,Node) <snowflakeid/7>`, :ref:`typeid(Representation) <typeid/1>`, :ref:`ulid(Representation) <ulid/1>`