Run results for: parseInt vs Number // toString vs String

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

toString

10.5M/s

Number

1.5M/s

String

1.5M/s

parseInt

1.4M/s

View exact numbers

Test name	Executions per second
✓ toString	10,452,237 Ops/sec
Number	1,519,596 Ops/sec
String	1,461,220 Ops/sec
parseInt	1,434,969 Ops/sec

Script Preparation code:

var numbers = [1, 12, 123, 1234, 12345, 123456, 1234567, 12345678, 123456789];
var strNumbers = ["1", "12", "123", "1234", "12345", "123456", "1234567", "12345678", "123456789"];

Tests:

parseInt
strNumbers.forEach(n => parseInt(n));
Number
strNumbers.forEach(n => Number(n));
toString
numbers.forEach(n => n.toString());
String
numbers.forEach(n => String(n));