UNPKG

use-effect-with-previous

Version:

A layer over useEffect that provides previous values of dependencies.

4 lines (3 loc) 233 B
declare type Callback<T> = (previousValues: T | null[]) => (() => void) | void; declare function useEffectWithPrevious<T extends readonly any[]>(callback: Callback<T>, dependencies: T): null; export default useEffectWithPrevious;