Run results for: chunk test

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) SamsungBrowser/29.0 Chrome/136.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 136

Operating system: Android

Device Platform: Mobile

Date tested: 9 months ago

Benchmark engine: Benchmark.js

lodash

24.4M/s

native

4.6M/s

View exact numbers

Test name	Executions per second
✓ lodash	24,355,288 Ops/sec
native	4,640,815 Ops/sec

HTML Preparation code:

<script src='https://cdn.jsdelivr.net/npm/lodash@4.17.21/lodash.min.js'></script>

Script Preparation code:

var array = [
  { 'name': 'lim', 'age': 26 },
  { 'name': 'kim', 'age': 28 },
  { 'name': 'choi', 'age': 32 },
  { 'name': 'park', 'age': 21 }
 ];


var chunk = (input, size) => {
  return input.reduce((arr, item, idx) => {
    return idx % size === 0
      ? [...arr, [item]]
      : [...arr.slice(0, -1), [...arr.slice(-1)[0], item]];
  }, []);
};

Tests:

native
chunk(array, 2)
lodash
_.chunk(array, 2)