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

Go to the benchmark
Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:140.0) Gecko/20100101 Firefox/140.0
Firefox 140
Windows
Desktop
one year ago
(Math.round(*10000)/10000).toString()
1962.3M/s
Math.trunc
1944.5M/s
Math.floor fast
1914.9M/s
toFixed(4) someFloat.toFixed(4); someFloat.t
18.0M/s
toPrecision(4).toString()
17.8M/s
View exact numbers
Test name Executions per second
✓ (Math.round(*10000)/10000).toString() 1,962,288,896 Ops/sec
Math.trunc 1,944,536,832 Ops/sec
Math.floor fast 1,914,878,976 Ops/sec
toFixed(4) someFloat.toFixed(4); someFloat.t 18,034,874 Ops/sec
toPrecision(4).toString() 17,805,044 Ops/sec
Script Preparation code:
Tests: