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Run results for:
JS Array[] vs Map.get()
Compare Array[] vs Map.get() for a small amount of data
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Run details:
User agent:
Mozilla/5.0 (iPhone; CPU iPhone OS 18_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/136.0.7103.91 Mobile/15E148 Safari/604.1
Browser:
Chrome Mobile iOS 136
Operating system:
iOS 18.4.1
Device Platform:
Mobile
Date tested:
11 months ago
Test name
Executions per second
Array[]
495738976.0 Ops/sec
Map.get
557818944.0 Ops/sec
Script Preparation code:
var arr = new Array(2000); var ms = new Map(); var i = 0; while (i <= 2000) { arr[i] = i; ms.set(i, i); i++; }
Tests:
Array[]
const index = arr[1999];
Map.get
ms.get(1999)