Courses / React
9. useEffect Hook
Understand how to use the useEffect hook for side effects in functional components.
1 min read Chapter 9 of 19
JavaScript
useEffect Hook
The useEffect hook lets you perform side effects in functional components.
"I want to fetch data when my component mounts without messing up the code."
The useEffect hook allows you to run side effects, like data fetching or subscriptions, in your functional components, and it can run both after the first render and after updates.
"I want to fetch data when my component mounts without messing up the code."
The useEffect hook allows you to run side effects, like data fetching or subscriptions, in your functional components, and it can run both after the first render and after updates.