MeasureThat.net

Run results for: round vs trunc vs floor vs parseFloat

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Run details:
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:80.0) Gecko/20100101 Firefox/80.0
Firefox 80
Windows 7
Desktop
4 years ago
Test name Executions per second
trunc 53106312.0 Ops/sec
round 52946684.0 Ops/sec
floor 53335528.0 Ops/sec
parseFloat to int 2494310.0 Ops/sec
Tests:

  • trunc

    AخA
     
    Math.trunc(13.37)
    Math.trunc(13.67)

  • round

     
    Math.round(13.37)
    Math.round(13.67)

  • floor

     
    Math.floor(13.37)
    Math.floor(13.67)

  • parseFloat to int

     
    parseFloat(12.17.toFixed())
    parseFloat(12.97.toFixed())