# Uuid - `Uuid()` - `Uuid(int $version)` Validates whether the input is a valid UUID. It also supports validation of specific versions 1, 3, 4 and 5. ```php v::uuid()->validate('Hello World!'); // false v::uuid()->validate('eb3115e5-bd16-4939-ab12-2b95745a30f3'); // true v::uuid(1)->validate('eb3115e5-bd16-4939-ab12-2b95745a30f3'); // false v::uuid(4)->validate('eb3115e5-bd16-4939-ab12-2b95745a30f3'); // true ``` ## Changelog Version | Description --------|------------- 2.0.0 | Created *** See also: - [Base](Base.md) - [Digit](Digit.md)