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Run results for:
toFixed vs toPrecision vs Math.round()
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<iframe src="https://measurethat.net/Embed?id=596648" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36
Browser:
Chrome 134
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
(Math.round(*10000)/10000).toString()
100.2M/s
toPrecision(4).toString()
20.4M/s
toFixed(4)
16.0M/s
View exact numbers
Test name
Executions per second
✓
(Math.round(*10000)/10000).toString()
100,206,688 Ops/sec
toPrecision(4).toString()
20,447,842 Ops/sec
toFixed(4)
15,961,404 Ops/sec
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();