Run results for: Set vs Filter for unique (small and large)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.1 Safari/605.1.15

Browser: Safari 14

Operating system: Mac OS X 10.15.6

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Set spread (small)	163087.3 Ops/sec
Array from set (small)	135319.8 Ops/sec
Set spread (large)	2314.5 Ops/sec
Array from set (large)	2307.3 Ops/sec

Script Preparation code:

var smlarray = Array.from({length: 40}, () => Math.floor(Math.random() * 140));
var lrgarray = Array.from({length: 4000}, () => Math.floor(Math.random() * 140));

Tests:

Set spread (small)
const fsml = [... new Set(smlarray)]
Array from set (small)
const lsml = Array.from(new Set(smlarray))
Set spread (large)
const flrg = [... new Set(lrgarray)]
Array from set (large)
const llrg = Array.from(new Set(lrgarray))

Run results for: Set vs Filter for unique (small and large)

Set spread (small)

Array from set (small)

Set spread (large)

Array from set (large)