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Run results for:
Number vs Unary vs parseFloat vs parseInt
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=509944" 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/122.0.0.0 Safari/537.36
Browser:
Chrome 122
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
Number
962.8 Ops/sec
Unary +
954.6 Ops/sec
parseFloat
1049.5 Ops/sec
parseInt
5606.3 Ops/sec
Script Preparation code:
var a = [] for(let=0;i<10000;i++){ a.push(Math.random()+'') }
Tests:
Number
let number = a.map(Number);
Unary +
let unary = a.map((e) => +e);
parseFloat
let parse = a.map(parseFloat);
parseInt
let parse = a.map(parseInt);