Run results for: Floats: toFixed vs toPrecision vs Math.round

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Chrome 131
Windows
Desktop
one year ago
Math.round(*10000)/10000
127.0M/s
parseFloat() + toPrecision(4)
10.0M/s
parseFloat() + toFixed(4)
7.7M/s
View exact numbers
Test name Executions per second
✓ Math.round(*10000)/10000 127,030,312 Ops/sec
parseFloat() + toPrecision(4) 9,951,615 Ops/sec
parseFloat() + toFixed(4) 7,676,796 Ops/sec
Script Preparation code:
Tests: