Microsoft today announced the release of TypeScript 4.0. This is a major release with no breaking changes. It comes with improved performance and scalability, new features like variadic tuple types, labeled tuple elements and more.
What’s new in TypeScript 4.0:
- Variadic Tuple Types
- Labeled Tuple Elements
- Class Property Inference from Constructors
- Short-Circuiting Assignment Operators
- Custom JSX Factories
- Speed Improvements in
- Editor Improvements
You can learn about the above features in detail from the source link below.