Run results for: Array: [] vs at()

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0

Browser: Firefox 138

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Array.at()

1985.1M/s

Array[]

1942.5M/s

View exact numbers

Test name	Executions per second
✓ Array.at()	1,985,107,328 Ops/sec
Array[]	1,942,456,192 Ops/sec

Script Preparation code:

var size = 0xffffff;
var data = Array.from({length: size}, (_, index) => index);

Tests: