Uuid

Xmf\Uuid can be used to generate UUIDs (Universally Unique IDentifiers)

A UUID is a 128-bit number that serves as a unique identifier.

Uuid::generate()

Returns a version 4 (random) UUID

Uuid::packAsBinary($uuid)

Returns a packed version of the supplied UUID. The return is a 16 byte binary string, a compact form that may be more suitable for database storage.

Uuid::unpackBinary($packedUuid)

Returns a full human readable UUID from the supplied packed form 16 byte binary string.

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