Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/116.0
Firefox 116
Windows
Desktop
one year ago
Test name Executions per second
toFixed(4) someFloat.toFixed(4); someFloat.t 19439946.0 Ops/sec
toPrecision(4).toString() 12337513.0 Ops/sec
(Math.round(*10000)/10000).toString() 1168390656.0 Ops/sec
Math.floor fast 1180295552.0 Ops/sec
Math.trunc 1161303296.0 Ops/sec
Script Preparation code:
Tests:
  • toFixed(4) someFloat.toFixed(4); someFloat.t

  • toPrecision(4).toString()

  • (Math.round(*10000)/10000).toString()

  • Math.floor fast

  • Math.trunc