Run results for: lodash differenceby vs sort2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 YaBrowser/25.2.0.0 Safari/537.36

Browser: Yandex Browser 25

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

differenceBy

3K/s

sort

2K/s

View exact numbers

Test name	Executions per second
✓ differenceBy	2,850 Ops/sec
sort	1,560 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.10/lodash.min.js'></script>

Script Preparation code:

var values = Array(10000).fill(null).map((x, a) => ({number: a}));
var values2 = Array(10000).fill(null).map((x, a) => ({number: 10000-a}));

Tests:

sort
const result = _.isEqual(values.sort(), values2.sort()) console.log(result)
differenceBy
const result = _.differenceBy(values, values2, _.isEqual)