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

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Browser: Chrome 129

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

array.at(-1)

25.1M/s

array[array.length - 1]

13.5M/s

View exact numbers

Test name	Executions per second
✓ array.at(-1)	25,070,496 Ops/sec
array[array.length - 1]	13,475,914 Ops/sec

Script Preparation code:

var array = [1,2,3];

Tests: