Dmitri Pavlutin • 5/25/2021

How to Cleanup Async Effects in React

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This technical article explains a common React problem: performing a state update on an unmounted component after an async effect (like a fetch request) completes. It demonstrates the issue with a code example and introduces the solution of implementing cleanup functions within useEffect to cancel pending asynchronous tasks and avoid memory leaks and warnings.

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#React #useeffect #side effects
How to Cleanup Async Effects in React

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