| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer, | intent(in), | optional | :: | version | identifies the version of UUID to be used (see section 4.1.3 of the RFC). Only versions 0, 1, and 4 are supported. Version 0 generates a nil UUID; version 1 a time-based UUID, and version 4 a pseudo-randomly-generated UUID. Version 1 is the default, and is recommended. |