Run results for: toFixed vs toPrecision vs Math.round()

Run details:

User agent: Mozilla/5.0 (Android 10; Mobile; rv:86.0) Gecko/86.0 Firefox/86.0

Browser: Firefox Mobile 86

Operating system: Android

Device Platform: Mobile

Date tested: 3 years ago

Script Preparation code:

var someFloat = 0.123456789;

Tests:

toFixed(4)
someFloat.toFixed(4);
toPrecision(4).toString()
someFloat.toPrecision(4).toString();
(Math.round(*10000)/10000).toString()
(Math.round(someFloat*10000)/10000).toString();