Run results for: Lodash omit vs Native delete - My

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Browser: Chrome 121

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

assign

4.0M/s

Native delete

1.6M/s

Lodash omit

686K/s

View exact numbers

HTML Preparation code:

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

Script Preparation code:

data = { a: 1, b: 2, c: 3, d: 4 }

Tests:

Native delete
const meta = Object.assign({}, data); delete meta.a; delete meta.b; return meta;
assign
return (({ a, b, ...o }) => o)(data)
Lodash omit
return _.omit(data, ['a', 'b']);