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

Comparing performance of: toFixed(4) vs toPrecision(4).toString() vs (Math.round(*10000)/10000).toString() vs Math.floor fast vs the new Math.trunc

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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.floor fast
53.3M/s
(Math.round(*10000)/10000).toString()
45.0M/s
Math.trunc
19.4M/s
toPrecision(4).toString()
4.4M/s
toFixed(4) someFloat.toFixed(4); someFloat.t
3.7M/s
View exact numbers
Test name Executions per second
✓ Math.floor fast 53,263,244 Ops/sec
(Math.round(*10000)/10000).toString() 44,969,812 Ops/sec
Math.trunc 19,359,498 Ops/sec
toPrecision(4).toString() 4,434,360 Ops/sec
toFixed(4) someFloat.toFixed(4); someFloat.t 3,657,608 Ops/sec
Script Preparation code:
Tests: