Run results for: Object VS Map VS Array - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 Edg/114.0.1823.67

Browser: Chrome 114

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Object	41671.2 Ops/sec
Array	112321.4 Ops/sec
Map	9953.6 Ops/sec

Tests:

Object
var b = {} for (var i = 0; i < 5000; i++) { b[i] = i; }
Array
var c = [] for (var i = 0; i < 5000; i++) { c[i] = i }
Map
var a = new Map(); for (var i = 0; i < 5000; i++) { a.set(i, i); }