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:138.0) Gecko/20100101 Firefox/138.0

Browser: Firefox 138

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

array[array.length - 1]

2252.7M/s

array.at(-1)

1246.8M/s

View exact numbers

Test name	Executions per second
✓ array[array.length - 1]	2,252,743,680 Ops/sec
array.at(-1)	1,246,780,672 Ops/sec

Script Preparation code:

var array = [1,2,3];

Tests: