Run results for: array[array.length - 1] vs array.at(-1)

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0

Browser: Firefox 135

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

array[array.length - 1]

1965.6M/s

array.at(-1)

1210.8M/s

View exact numbers

Test name	Executions per second
✓ array[array.length - 1]	1,965,608,704 Ops/sec
array.at(-1)	1,210,799,744 Ops/sec

Script Preparation code:

var array = [1,2,3];

Tests: