Run results for: parseInt vs Number addition

Run details:

User agent: Mozilla/5.0 (Linux; Android 14; Pixel 6a) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.193 Mobile Safari/537.36 OPR/79.3.4195.76674

Browser: Opera Mobile 79

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

No conversion

5.3M/s

parseInt

1.7M/s

Number

1.6M/s

View exact numbers

Test name	Executions per second
✓ No conversion	5,312,208 Ops/sec
parseInt	1,674,939 Ops/sec
Number	1,630,656 Ops/sec

Script Preparation code:

var intA = 42.034;
var strB = "42.034";

Tests:

No conversion
var res = intA + strB;
parseInt
var res = parseInt(intA) + parseInt(strB);
Number
var res = Number(intA) + Number(strB);