🔷 TypeScript Versions
🔷 TypeScript Versions
Section titled “🔷 TypeScript Versions”| Version | Year | Key Features | Notes |
|---|---|---|---|
| 1.0 | 2012 | Types, Interfaces | Release notes |
| 1.4 | 2014 | Union Types | Release notes |
| 2.0 | 2016 | Non-nullable types, CFA | Release notes |
| 2.1 | 2016 | Async/Await | Release notes |
| 3.0 | 2018 | Project references | Release notes |
| 3.7 | 2019 | Optional Chaining, Nullish Coalescing | Release notes |
| 4.0 | 2020 | Variadic tuples | Release notes |
| 4.9 | 2022 | satisfies operator | Release notes |
| 5.0 | 2023 | Stable Decorators | Release notes |
See also: Intro