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Run results for:
toFixed vs toPrecision vs Math.round()
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<iframe src="https://measurethat.net/Embed?id=564310" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:131.0) Gecko/20100101 Firefox/131.0
Browser:
Firefox 131
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
one year ago
(Math.round(*10000)/10000).toString()
1580.5M/s
toFixed(4)
29.1M/s
toPrecision(4).toString()
26.2M/s
View exact numbers
Test name
Executions per second
✓
(Math.round(*10000)/10000).toString()
1,580,511,360 Ops/sec
toFixed(4)
29,054,398 Ops/sec
toPrecision(4).toString()
26,172,446 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();