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Run results for:
Math.pow(x,0.5) vs Math.sqrt(x) vs (x ** 0.5)
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<iframe src="https://measurethat.net/Embed?id=521769" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1 Safari/605.1.15
Browser:
Safari 17
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
Math.sqrt
1871.1 Ops/sec
sqrt with Math.pow
1873.6 Ops/sec
sqrt with ** 0.5
78616.7 Ops/sec
Script Preparation code:
var numbers = Array.from(Array(10000), (_,x) => (Math.random()*x));
Tests:
Math.sqrt
numbers.forEach(x => Math.sqrt(x));
sqrt with Math.pow
numbers.forEach(x => Math.pow(x,0.5));
sqrt with ** 0.5
numbers.forEach(x => x ** 0.5);