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

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36 Edg/132.0.0.0

Browser: Chrome 132

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

toString()

3.6M/s

toFixed(4)

3.2M/s

View exact numbers

Test name	Executions per second
✓ toString()	3,579,718 Ops/sec
toFixed(4)	3,220,414 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);