Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36
Chrome 86
Linux
Desktop
one year ago
Test name Executions per second
toFixed(4) someFloat.toFixed(4); someFloat.t 1682069.0 Ops/sec
toPrecision(4).toString() 1700374.0 Ops/sec
(Math.round(*10000)/10000).toString() 2305674.0 Ops/sec
Math.floor fast 5649143.0 Ops/sec
Math.trunc 2181361.0 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