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

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36
Chrome 132
Mac OS X 10.15.7
Desktop
one year ago
Math.round(*10000)/10000
73.5M/s
parseFloat() + toPrecision(4)
6.1M/s
parseFloat() + toFixed(4)
4.8M/s
View exact numbers
Test name Executions per second
✓ Math.round(*10000)/10000 73,478,800 Ops/sec
parseFloat() + toPrecision(4) 6,085,733 Ops/sec
parseFloat() + toFixed(4) 4,820,721 Ops/sec
Script Preparation code:
Tests: