juniorReact Native
What is useState hook?
Updated May 6, 2026
Short answer
useState is a hook used to manage state in functional components.
Deep explanation
It returns a state value and a setter function, enabling reactive updates in functional components.
Real-world example
Managing text input fields.
Common mistakes
- Updating state without using setter function.
Follow-up questions
- Can useState hold objects?
- Does useState batch updates?