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/89.0.4389.90 Safari/537.36

Browser: Chrome 89

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
parseInt	564911.5 Ops/sec
Number	615027.3 Ops/sec
toString	5315179.5 Ops/sec
String	661278.7 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));