Benchmark: lodash reduce vs lodash transform vs Array.reduce 100k

HTML Preparation code:

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

Script Preparation code:

var max2 = 100000;

var data = [];
for (var i = 0; i <= max2; i++) { data.push({ id: i }); }

Tests:

Lodash reduce
_.reduce(data, (acc, item) => { acc[item.id] = item; return acc; }, {})
Native
data.reduce((acc, item) => { acc[item.id] = item; return acc; }, {})
Lodash transform
_.transform(data, (acc, item) => { acc[item.id] = item; }, {})

Rendered benchmark preparation results:

Previous results

Latest run results:

Run details: (Test run date: one year ago)

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

Browser/OS: Chrome 132 on Windows

Lodash transform

504/s

Native

499/s

Lodash reduce

441/s

View exact numbers

lodash reduce vs lodash transform vs Array.reduce 100k (version: 1)