Run results for: var array = [1,2,3];

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

var z = array.at(-1);

142.2M/s

selectedAssetKeys.slice(-1)?.[0]

44.0M/s

View exact numbers

Test name	Executions per second
✓ var z = array.at(-1);	142,221,968 Ops/sec
selectedAssetKeys.slice(-1)?.[0]	43,966,300 Ops/sec

Tests:

var z = array.at(-1);
var array = [1,2,3]; var aaa = array.at(-1);
selectedAssetKeys.slice(-1)?.[0]
var array = [1,2,3]; var bbb = array.slice(-1)?.[0]