Script Preparation code:
Tests:
  • parseFloat(someFloat.toFixed(4));

  • parseFloat(someFloat.toPrecision(4))

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

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    parseFloat(someFloat.toFixed(4));
    parseFloat(someFloat.toPrecision(4))
    (Math.round(someFloat*10000)/10000)

    Fastest: N/A

    Slowest: N/A

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Latest run results:
Run details: (Test run date: 3 years ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.66 Safari/537.36
Chrome 87 on Windows
View result in a separate tab
Test name Executions per second
parseFloat(someFloat.toFixed(4)); 1593222.0 Ops/sec
parseFloat(someFloat.toPrecision(4)) 1744406.0 Ops/sec
(Math.round(someFloat*10000)/10000) 3871700.0 Ops/sec