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Run results for:
Number vs + vs parseFloat
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<iframe src="https://measurethat.net/Embed?id=600565" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3 Mobile/15E148 Safari/604.1
Browser:
Mobile Safari 18
Operating system:
iOS 18.3.1
Device Platform:
Mobile
Date tested:
one year ago
Number
24.8M/s
Unary +
22.9M/s
parseFloat
17.1M/s
View exact numbers
Test name
Executions per second
✓
Number
24,774,126 Ops/sec
Unary +
22,900,414 Ops/sec
parseFloat
17,138,672 Ops/sec
Tests:
Number
var number = Number(Math.random().toString());
Unary +
var unary = +Math.random().toString();
parseFloat
var parse = parseFloat(Math.random().toString());