Run results for: Array immutable union: lodash union vs object.assign vs unique

Run details:

User agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.89 Safari/537.36

Browser: Chrome 84

Operating system: Windows 7

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
lodash union	1570792.9 Ops/sec
lodash uniq spread	2551586.5 Ops/sec

HTML Preparation code:

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

Tests:

lodash union
var a = [ 'a', 'b', 'c', 'b', 'd', 'a', 'e', 'f' ]; var b = [ 'b', 'd', 'a', 'e', 'f' ]; var c = _.union(a);
lodash uniq spread
var a = [ 'a', 'b', 'c', 'b', 'd', 'a', 'e', 'f' ]; var b = [ 'b', 'd', 'a', 'e', 'f' ]; var c = _.uniq(a);