Cleanup and Managing Side Effects
Understand how to control side effects like timers and subscriptions in React using useEffect. Learn why cleanup is essential to prevent memory leaks and unpredictable behavior. Explore structuring effects with clear responsibilities, accurate dependencies, and proper cleanup techniques to maintain efficient, maintainable, and stable React components.
We'll cover the following...
We'll cover the following...
As we work with effects in React, we begin to interact with systems outside the component. These interactions include timers, subscriptions, and event listeners. While creating effects is important, managing their lifecycle is equally critical. This lesson builds a mental model for cleanup, understands why it is needed, and learns how to structure effects in a clean and maintainable way.