# Changelog
All notable changes to `once` will be documented in this file
## 3.0.2 - 2022-02-04
## What's Changed
- Add PHPStan doc blocks by @ThibaudDauce in https://github.com/spatie/once/pull/72
**Full Changelog**: https://github.com/spatie/once/compare/3.0.1...3.0.2
## 3.0.1 - 2021-07-04
- fix for caching static functions of different classes with the same name (#62)
## 3.0.0 - 2020-11-04
- refactor to use a `WeakMap`
- drop support for PHP 7
## 2.2.1 - 2020-09-29
- allow PHP 8
## 2.2.0 - 2020-02-18
- support global functions
## 2.1.3 - 2019-10-31
- differentiate between closures (#42)
## 2.1.2 - 2019-08-05
- remove excess parameter in `get` on `cache`
## 2.1.1 - 2019-06-27
- do not throw an error when using `once` in `eval`
## 2.1.0 - 2019-06-19
- add enabling/disable the cache
- add `flush` method
- drop support for PHP 7.1 and below
## 2.0.2 - 2018-12-27
- add ability to use `once` in static functions
## 2.0.1 - 2018-01-31
- improvements around serialization
## 2.0.0 - 2018-01-31
- ditch `__memoized` in favor of `Spatie\Once\Cache`
## 1.1.0 - 2017-08-24
- add `MemoizeAwareTrait`
## 1.0.1 - 2016-11-14
- fix cacheability of falsy return values
## 1.0.0 - 2016-11-07
- initial release