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Run results for:
Number vs + vs parseFloat
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<iframe src="https://measurethat.net/Embed?id=581548" 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
Unary +
4.1M/s
Number
4.0M/s
parseFloat
3.9M/s
View exact numbers
Test name
Executions per second
✓
Unary +
4,098,699 Ops/sec
Number
4,034,058 Ops/sec
parseFloat
3,940,528 Ops/sec
Tests:
Number
var number = Number(Math.random().toString());
Unary +
var unary = +Math.random().toString();
parseFloat
var parse = parseFloat(Math.random().toString());