Run results for: String Constructor vs toString

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:149.0) Gecko/20100101 Firefox/149.0

Browser: Firefox 149

Operating system: Windows

Device Platform: Desktop

Date tested: 5 months ago

String()

41.0M/s

toString()

30.8M/s

View exact numbers

Test name	Executions per second
✓ String()	41,030,000 Ops/sec
toString()	30,788,850 Ops/sec

Script Preparation code:

function usingConstructor(values) {
   return values.map(String); 
}

function usingToString(values) {
   return values.map(v => v.toString()); 
}

Tests:

String()
usingConstructor([42, "42"])
toString()
usingToString([42, "42"])