Deep Dive into TypeScript Mastery

2012: TypeScript 0.8

Anders Hejlsberg and Microsoft release TypeScript, bringing optional static types, compile-time validation, and rich IDE tooling to JavaScript.

2014: TypeScript 1.0

First official production-ready release with generics, interfaces, and first-class Visual Studio & npm integration.

2016: TypeScript 2.0

Groundbreaking release introducing strictNullChecks, tagged/discriminated unions, and readonly modifier properties.

2018: TypeScript 3.0

Project References for monorepos, the safe 'unknown' top type, tuple rest elements, and generic rest parameters.

2020: TypeScript 4.0

Variadic tuple types, labeled tuple elements, template literal types, and short-circuiting assignment operators.

Today: TypeScript 5.0+

ECMAScript Stage 3 decorators, const type parameters, 'satisfies' operator, and massive compiler speedups.

🌟 Tag of the Day