Master fp-ts
Learn functional programming in TypeScript through hands-on exercises. Build confidence with Option, Either, and more.
What is fp-ts?
Functional Programming for TypeScript
fp-ts brings the power of functional programming to TypeScript with type-safe abstractions for handling common programming patterns like error handling, nullable values, and asynchronous operations.
Type Safety
Catch errors at compile time, not runtime
Composability
Build complex logic from simple, reusable functions
Elegance
Write more expressive and maintainable code
Why This Playground?
Interactive Learning
Write real code in a VS Code-like editor with instant feedback and type checking.
Guided Exercises
Progress through carefully crafted exercises from beginner to advanced concepts.
Immediate Feedback
Run tests instantly to see how your solutions perform and learn from mistakes.
Ready to Start Your Journey?
Join the functional programming revolution and write better TypeScript code.
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