Benchmark: Number vs + vs parseFloat vs Math.Round (round to 2 decimal places)

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

Rendered benchmark preparation results:

Previous results

Latest run results:

Run details: (Test run date: 7 months ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:146.0) Gecko/20100101 Firefox/146.0

Browser/OS: Firefox 146 on Mac OS X 10.15

multiply, math round, divide

1620.0M/s

Unary +

19.5M/s

Number

19.3M/s

parseFloat

19.3M/s

View exact numbers

Number vs + vs parseFloat vs Math.Round (round to 2 decimal places) (version: 1)