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Run results for:
Number vs + vs parseFloat vs Math.Round (round to 2 decimal places)
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:146.0) Gecko/20100101 Firefox/146.0
Browser:
Firefox 146
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
4 months ago
Test name
Executions per second
Number
19280382.0 Ops/sec
Unary +
19470378.0 Ops/sec
parseFloat
19268498.0 Ops/sec
multiply, math round, divide
1619959680.0 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