Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
Chrome 120
Windows
Desktop
3 months ago
Test name Executions per second
toFixed(4) someFloat.toFixed(4); someFloat.t 5180087.0 Ops/sec
toPrecision(4).toString() 5732820.0 Ops/sec
(Math.round(*10000)/10000).toString() 6494155.0 Ops/sec
Math.floor fast 18314180.0 Ops/sec
Math.trunc 6521053.0 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