Hooks | Kelvin You's Notes

📄️ React - useState

useState is a React Hook that lets you add a state variable to your component.

useEffect runs code after a render, in response to something changing (or once on mount).

useContext is a React Hook that lets you read and subscribe to context from your component.

useRef is a React Hook that lets you reference a value that’s not needed for rendering.

useImperativeHandle is a React Hook that lets you customize the handle exposed as a ref.

useCallback is a React Hook that lets you cache a function definition between re-renders.

useReducer is a React Hook that lets you add a reducer to your component.