Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Firefox/102.0
Firefox 102
Mac OS X 10.15
Desktop
2 years ago
Test name Executions per second
trunc 837523776.0 Ops/sec
round 840198528.0 Ops/sec
floor 833979328.0 Ops/sec
parseFloat to int 7675875.5 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())