useMemo

Learn how to use the useMemo Hook in functional components.

We'll cover the following

The useMemo Hook is used to store or cache the results of expensive calculations and computations between rerenders of a component. This improves the performance of the application since the expensive computations do not have to be calculated every time the component rerenders.

Usage

To implement and use the useMemo Hook, we first have to import it from the react library.

Get hands-on with 1200+ tech skills courses.