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Run results for:
Number vs + vs parseFloat vs Math.Round (round to 2 decimal places)
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<iframe src="https://measurethat.net/Embed?id=570071" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Mobile Safari/537.36
Browser:
Chrome Mobile 131
Operating system:
Android
Device Platform:
Mobile
Date tested:
one year ago
Test name
Executions per second
Number
1005265.9 Ops/sec
Unary +
1288601.4 Ops/sec
parseFloat
1002246.8 Ops/sec
multiply, math round, divide
2071935.8 Ops/sec
Tests:
Number
const number = Number(Math.random().toFixed(2));
Unary +
const unary = +Math.random().toFixed(2);
parseFloat
const parse = parseFloat(Math.random().toFixed(2));
multiply, math round, divide
const multiply = Math.round(Math.random() * 100) / 100