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Run results for:
Array(length).fill() vs Array.from({ length: length })
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<iframe src="https://measurethat.net/Embed?id=507780" 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/121.0.0.0 Safari/537.36
Browser:
Chrome 121
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
Array(length).fill()
5251948.0 Ops/sec
Array.from({ length: length })
3973576.8 Ops/sec
Script Preparation code:
const length = 50;
Tests:
Array(length).fill()
Array(length).fill();
Array.from({ length: length })
Array.from({ length: length });