TYPESCRIPT Anders Hejlsberg

Technical Fellow, Microsoft!

Application scale JavaScript

development is hard.

TypeScript is a language for application

scale JavaScript development.

TypeScript is a typed superset of JavaScript

that compiles to plain JavaScript.

Any browser. Any host. Any OS.

Open Source.

TypeScript Starts with JavaScript

Optional Static Types, Classes, Modules

Ends with JavaScript

Type System Formalization of JavaScript’s types

Type inference and structural typing

Works with existing JavaScript libraries

Not “provably type safe”

Classes and Modules Scalable application structuring

Aligned with emerging standards

Supports popular module systems

What’s Included? Compiler

Tooling

Libraries

And More

Application scale JavaScript

development is hard.

TypeScript makes it easier.

http://typescriptlang.org