juniorRedux
What is 'Immutability' and why is it important in Redux?
Updated May 4, 2026
Short answer
Short theoretical answer for What is 'Immutability' and why is it important in Redux?.
Deep explanation
A comprehensive deep dive into What is 'Immutability' and why is it important in Redux?, explaining the core mechanism of Redux and its flux-inspired architecture.
Real-world example
Managing a simple counter or user authentication toggle in a small app.
Common mistakes
- Directly mutating the state object instead of returning a new one.
Follow-up questions
- What happens if a reducer returns undefined?
- Can we have multiple stores?