What Is New In TypeScript

Introduction 

 

As defined, TypeScript is a superset of JavaScript that is designed to build large, scalable, enterprise Web applications. TypeScript is free, open-source, and licensed under the Apache 2 License. TypeScript runs in any Web browser, any host, and any operating system.

 

The current version of TypeScript is 2.3. Here is a list of recent versions and the features introduced in these releases.

 

V2.0 – Nullable types, discriminated unions

V2.1 – Downlevel Async/await, mapped types

V2.2 – Mixin classes, quick fixes

V2.3 – Type check .js files, Plug-in support

 

Here is a complete list of new features.

 

 

 

In this video, Andres Hejlsberg talks and demonstrates new TypeScript features added and announced at MS Build.

 

 

 

TypeScript Resources

• Learn more about What TypeScript Is here>
• Learn TypeScript section on C# Corner.