contains

Check if an array contains an element.

Usage

import { contains } from 'js-cool'

Signature

function contains<T>(arr: T[], item: T): boolean

Parameters

Parameter	Type	Description
arr	T[]	The array to search
item	T	The item to find

Returns

boolean - true if item is in array.

Examples

contains([1, 2, 3], 2) // true
contains([1, 2, 3], 4) // false
contains(['a', 'b'], 'a') // true