Run results for: Rest parameters vs array parameter

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Browser: Chrome 121

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Rest

4.2M/s

Array

3.6M/s

View exact numbers

Test name	Executions per second
✓ Rest	4,189,385 Ops/sec
Array	3,590,590 Ops/sec

Tests:

Rest
const f = (a, ...b) => a.concat(b.map(String)) const r = f([0], 1, 2, 3, 4, 5);
Array
const f = (a, b) => a.concat(b.map(String)) const r = f([0], [1, 2, 3, 4, 5]);