MeasureThat.net

Run results for: floor vs trunc vs bit shift

the fastest way to get an integer from a float

Go to the benchmark
Run details:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:135.0) Gecko/20100101 Firefox/135.0
Firefox 135
Ubuntu
Desktop
one month ago
Test name Executions per second
floor 1017464256.0 Ops/sec
trunc 1030661632.0 Ops/sec
bitshift 1023328960.0 Ops/sec
Script Preparation code:
AخA
 
var x = 23.45
Tests:

  • floor

     
    var r = Math.floor(x)

  • trunc

     
    var r = Math.trunc(x)

  • bitshift

     
    var r = x >> 0