UUID

Abstract class containing UUID manipulation facilities.

UUID is an abstract base class.

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Description

The UUID class contains facilities for generating and manipulating Universally Unique Identifiers (UUIDs), according to RFC 4122 (equivalent to ITU-T Rec. X.667, ISO/IEC 9834-8:2005).

Note

Instances of the UUID class are never created; all methods are static.

Public Static Methods

• UUID::generate(): Generate a new UUID
• UUID::nil(): Return the null UUID as a string
• UUID::isUUID(): Determine whether a string is a valid UUID or not
• UUID::canonical(): Return the canonical form of a UUID string (i.e., no braces, no dashes, all lower-case)
• UUID::iri(): Formats a UUID as an IRI
• UUID::formatted(): Format a UUID in the traditional aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee form
• UUID::parse(): Parse a string containing a UUID and return an array representing its value.
• UUID::unparse(): Constructs a UUID string given an array as returned by UUID::parse()