Run results for: float toString() vs toFixed() for a number with many decimals

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:137.0) Gecko/20100101 Firefox/137.0

Browser: Firefox 137

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

toFixed(4)

24.9M/s

toString()

16.4M/s

View exact numbers

Test name	Executions per second
✓ toFixed(4)	24,919,558 Ops/sec
toString()	16,445,231 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

/*your preparation JavaScript code goes here
To execute async code during the script preparation, wrap it as function globalMeasureThatScriptPrepareFunction, example:*/
async function globalMeasureThatScriptPrepareFunction() {
    // This function is optional, feel free to remove it.
    // await someThing();
}
let buf ='';

Tests:

toString()
/*When writing async/deferred tests, use `deferred.resolve()` to mark test as done*/ buf = Math.random().toString();
toFixed(4)
buf = Math.random().toFixed(4);