Left diff

An array utility to calculate differences amongs arrays. Support array & nested array with string/number data

Installation

npm install left-diff

Usage

leftDiff

returns a new array contains elements that are available in first array, but not in others

import { leftDiff } from 'left-diff'

leftDiff([1,2,3], [3,4,5])
// => [1,2]

leftDiff([1,2,3], [3,4,5], [1])
// => [2]

leftDiffDeep

returns a new array contains elements that are available in first array, but not in others - with all nested values counted

import { leftDiffDeep } from 'left-diff'

leftDiffDeep([1,[2,3]], [3,4,5])
// => [1,2]

leftDiffDeep([1,2,3], [[3,4],5], [1])
// => [2]