usePrevious

Category

Utilities

Export Size

141 B

Last Changed

5 days ago

Holds the previous value of a source

Demo

Usage

import { usePrevious } from '@reause/core'

const previous = usePrevious(counter) // `undefined` until the first change
// after each change, `previous` is the value the source had before it

Type Declarations

export function usePrevious<T>(value: T): T | undefined

export function usePrevious<T>(value: T, initialValue: T): T

Source

Source · Demo · VueUse

Contributors

Changelog

v0.1.0 on

5308e - fix(core): resolve usePrevious audit findings (#626)

8fddc - chore!: remove all Vue-only Maybe* types and getter unions, adopt React Ref (#462)