React Hooks Aren't Magic – They're a Linked List Cursor Trick You Should've Learned Years Ago
You've followed React hooks rules for years without knowing why. Turns out, they're not arbitrary – they're baked into a clever data structure anyone can build.
⚡ Key Takeaways
- React hooks rules stem from a linked list with a cursor that resets per render, making top-level calls mandatory. 𝕏
- Building hooks from scratch reveals why multi-hook state works and why loops/conditions destroy it. 𝕏
- Grasp this, and useEffect dependency arrays become intuitive, slashing common frustrations. 𝕏
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Originally reported by dev.to
