Run results for: lodash defaults vs spread

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Safari/605.1.15

Browser: Safari 17

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 months ago

Test name	Executions per second
lodash merge	3549141.5 Ops/sec
spread	7552542.0 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 };