Run results for: Array.from vs map

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/125.0.6422.80 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 125

Operating system: iOS 17.5

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Array.from	9988345.0 Ops/sec
Map	3530711.2 Ops/sec
Loop	13558185.0 Ops/sec
Loop push	37545376.0 Ops/sec

Tests:

Array.from
Array.from({ length: 10 }, i => i)
Map
new Array(10).map(i => i);
Loop
const arr = new Array(10); for (let i = 0; i < 10; i++) arr[i] = i
Loop push
const arr = [] for (let i = 0; i < 10; i++) arr.push(i)

Run results for: Array.from vs map

Array.from

Map

Loop

Loop push