Run results for: lodash defaults vs spread

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:141.0) Gecko/20100101 Firefox/141.0

Browser: Firefox 141

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

lodash merge

6.3M/s

spread

4.7M/s

View exact numbers

Test name	Executions per second
✓ lodash merge	6,318,188 Ops/sec
spread	4,714,431 Ops/sec

HTML Preparation code:

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

Tests:

lodash merge
var a = { a: 'oh', b: 'my', c: 'word' }; var b = { c: 'goddess' }; var c = _.defaults(a, b);
spread
var a = { a: 'oh', b: 'my', c: 'word' }; var b = { c: 'goddess' }; var c = { ...b, ...a };