Run results for: Unique array (indexOf) vs Set add

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.125 Safari/537.36 Edg/84.0.522.59

Browser: Chrome 84

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Array Unique	73.3 Ops/sec
Set Unique	34.6 Ops/sec

Tests:

Array Unique
let counter = 1e5; const arr = []; while(counter--) { for (let i=0; i< 30; i++) { if (arr.indexOf(i) !== -1) { arr.push(i); } } } arr
Set Unique
let counter = 1e5; const set = new Set(); while(counter--) { for (let i=0; i < 30; i++) { set.add(i); } } [...set];