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Run results for:
dsadsa
dsa
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/141.0.0.0 Safari/537.36
Browser:
Chrome 141
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
6 months ago
Test name
Executions per second
Array.find
2237.8 Ops/sec
Array.indexOf
139589.1 Ops/sec
Map.has
226866512.0 Ops/sec
Object.hasOwnProperty
138108304.0 Ops/sec
Script Preparation code:
var arr = []; var ms = new Map(); var obj = {}; var i = 0; while (i <= 1E5) { arr[i] = i; ms.set(i, i); obj[i] = i; i++; }
Tests:
Array.find
const item = arr.find(item => item == 1E5);
Array.indexOf
const index = arr.indexOf(1E5);
Map.has
ms.has(1E5 - 1);
Object.hasOwnProperty
obj.hasOwnProperty(1E5-1);