Run results for: Corrected Lodash _.union vs native Set()

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/118.0

Browser: Firefox 118

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
_.union	1784350.0 Ops/sec
Set()	1177155.5 Ops/sec
Set() using array spread	1028556.5 Ops/sec
Set() convert back to array	749202.8 Ops/sec
Set() convert back to array using array spread	779714.1 Ops/sec

HTML Preparation code:

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

Script Preparation code:

var a = [1, 2, 3, 4, 5]
var b = [3, 4, 5, 6, 7]

Tests:

_.union
var c = _.union(a, b)
Set()
var c = new Set(a.concat(b))
Set() using array spread
var c = new Set([...a, ...b])
Set() convert back to array
var c = new Set(a.concat(b)) var d = Array.from(c)
Set() convert back to array using array spread
var c = new Set([...a, ...b]) var d = [...c]