Phase 7 · TypeScript Across the Stack
TopicsGenerics
Part of the Full Stack Developer Roadmap.
Summary
Reusable, type-safe functions and components that work across many data types — used constantly for typing API response wrappers, hooks, and reusable UI components.
How to Learn This
- 1Write a generic `ApiResponse<T>` type wrapping your API's success/error responses.
- 2Build a generic `useFetch<T>` hook that returns typed data.
- 3Learn generic constraints to restrict what types are allowed.
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