Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:122.0) Gecko/20100101 Firefox/122.0
Firefox 122
Windows
Desktop
10 months ago
Test name Executions per second
toFixed(4) someFloat.toFixed(4); someFloat.t 20209942.0 Ops/sec
toPrecision(4).toString() 12469752.0 Ops/sec
(Math.round(*10000)/10000).toString() 1582026112.0 Ops/sec
Math.floor fast 1573849344.0 Ops/sec
Math.trunc 1562475776.0 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