Run results for: access object vs array

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36

Browser: Chrome 148

Operating system: Windows

Device Platform: Desktop

Date tested: 4 months ago

Benchmark engine: Benchmark.js

array

5K/s

object

3K/s

View exact numbers

Test name	Executions per second
✓ array	5,403 Ops/sec
object	3,125 Ops/sec

Tests:

object
let obj = {}; let n = 10000; while (n--) { obj['id-'+i]=n; } const res = obj['id-1000'];
array
let arr = []; let n = 10000; while (n--) { arr.push({name:'id-'+i,value:n}); } const res = arr.find(x=>x.name=='id-1000');