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Run results for:
Object.fromEntries on array vs reduce on array
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<iframe src="https://measurethat.net/Embed?id=627714" 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/146.0.0.0 Safari/537.36
Browser:
Chrome 146
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
21 days ago
Test name
Executions per second
Reduce
103.5 Ops/sec
Object
2185.8 Ops/sec
Script Preparation code:
var data = Array.from(Array(10000).keys())
Tests:
Reduce
data.reduce((acc, v) => ({ ...acc, [v]: v.toString() }), {});
Object
Object.fromEntries(data.map(value => [value, value.toString()]));