Run results for: Lodash partition VS native reduce (updated 2)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36

Browser: Chrome 133

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Native reduce

488K/s

Lodash

401K/s

View exact numbers

Test name	Executions per second
✓ Native reduce	488,160 Ops/sec
Lodash	400,782 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var arr = [];

for (i = 0; i < 1000; i++) {
  arr[i] = i;
}

Tests:

Lodash
var [met, rest] = _.partition(arr, function(i) { return i % 2 === 0 });
Native reduce
var [met, rest] = arr.reduce(function(res, i) { if (i % 2 === 0) { res[0].push(i) } else {res[1].push(i) } return res }, [[], []])