Javascript-SDK - 4.0.0-alpha.1
0 min
## [4.0.0-alpha.1] - April 2, 2020
### Breaking Changes: - Removed `Promise` polyfill from browser entry point ([417](https://github.com/optimizely/javascript-sdk/pull/417))
## [4.0.0-alpha.1] - April 2, 2020
### Breaking Changes: - Removed `Promise` polyfill from browser entry point ([417](https://github.com/optimizely/javascript-sdk/pull/417))