Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/113.0
Firefox 113
Mac OS X 10.15
Desktop
one year ago
Test name Executions per second
No conversion 1566358912.0 Ops/sec
parseInt 1565243392.0 Ops/sec
Number 18773400.0 Ops/sec
Script Preparation code:
AخA
 
var intA = 42.034;
var strB = "42.034";
Tests:
  • No conversion

     
    var res = intA + strB;
  • parseInt

     
    var res = parseInt(intA, 10) + parseInt(strB, 10);
  • Number

     
    var res = Number(intA) + Number(strB);