usePrevious

Hook that returns the previous value

utilities

test coverage

Last changed: last month

Installation

Library

CLI

Manual

import { usePrevious } from '@siberiacancode/reactuse';

Usage

const prevValue = usePrevious(value);

Demo

source

Api

Parameters

Name	Type	Default	Note
value	Value	-	The value to get the previous value
options.equality?	(a: Value, b: Value) => boolean	-	The custom equality function to determine if the value has changed

Returns

Value | undefined

Type declaration

export interface UsePreviousOptions<Value> {
  equality: (a: Value, b: Value) => boolean;
}

Source

Source • Demo

Contributors

D

debabin

B

babin

H

hywax