array-non-uniq

Get the non-unique items in an array.

Install

npm install array-non-uniq

Usage

const arrayNonUniq = require("array-non-uniq");
 
arrayNonUniq([1, 1, 2, 3, 3]);
//=> [1, 3]
 
arrayNonUniq(["foo", "foo", "bar", "foo"]);
//=> ['foo']

API

arrayNonUniq(array)

array

Type: array

The array to process.