midReact Native
What are controlled and uncontrolled components in React Native?
Updated May 6, 2026
Short answer
Controlled components rely on state, uncontrolled components manage their own internal state.
Deep explanation
Controlled components are fully managed by React state, meaning input values are controlled via props and state. Uncontrolled components use internal state and refs, giving less control but simpler implementation.
Real-world example
Form validation uses controlled inputs.
Common mistakes
- Mixing controlled and uncontrolled input patterns.
Follow-up questions
- Which is preferred in React Native?
- What are refs used for?