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Run results for:
array.find vs object by key
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=609236" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36
Browser:
Chrome 137
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
11 months ago
Test name
Executions per second
Array.find
22999624.0 Ops/sec
Object by key
174148608.0 Ops/sec
Script Preparation code:
var arrayExample = Array(40).fill().map((_, idx) => ({ id: idx })); var objExample = arrayExample.reduce((prev, curr) => prev[curr.id] = curr);
Tests:
Array.find
const found = arrayExample.find((item) => item.id === 39);
Object by key
const found = objExample[39];