MeasureThat.net

Run results for: toFixed vs Math.round vs |(bitwise or)

Comparing performance of:

Go to the benchmark
Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36
Chrome 112
Windows
Desktop
one year ago
Test name Executions per second
someFloat.toFixed(2); 9313142.0 Ops/sec
Math.round(someFloat * 100) / 100; 10302511.0 Ops/sec
((someFloat * 100) | 0 ) / 100; 29331148.0 Ops/sec
Script Preparation code:
AخA
 
var someFloat = 0.1256;
Tests:

  • someFloat.toFixed(2);

     
    someFloat.toFixed(2);

  • Math.round(someFloat * 100) / 100;

     
    Math.round(someFloat * 100) / 100;

  • ((someFloat * 100) | 0 ) / 100;

     
    ((someFloat * 100) | 0 ) / 100;