Run results for: Three ways of converting a JavaScript set to an array

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.4.1 Mobile/22E252 Safari/604.1

Browser: Mobile Safari 18

Operating system: iOS 18.4.1

Device Platform: Mobile

Date tested: one year ago

Array from

4.8M/s

Destructuring

4.5M/s

forEach

3.1M/s

View exact numbers

Test name	Executions per second
✓ Array from	4,820,150 Ops/sec
Destructuring	4,522,356 Ops/sec
forEach	3,119,817 Ops/sec

Script Preparation code:

var set = new Set([1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20]);

Tests:

Array from
return Array.from(set);
Destructuring
return [...set]
forEach
let a = []; set.forEach(x => a.push(x)); return a;