Run results for: * 10, round vs trunc vs floor vs parseFloat vs ~~ vs 0 | vs parseInt vs parseInt, 10 loop

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Browser: Chrome 121

Operating system: Windows

Device Platform: Desktop

Date tested: 10 months ago

Script Preparation code:

var count = 1000;

Tests:

trunc
for (var i = 0; i < count; i++) { Math.trunc(12.34 * 10); Math.trunc(567.89 * 10); }
round
for (var i = 0; i < count; i++) { Math.round(12.34 * 10); Math.round(567.89 * 10); }
floor
for (var i = 0; i < count; i++) { Math.floor(12.34 * 10); Math.floor(567.89 * 10); }
parseFloat to int
for (var i = 0; i < count; i++) { parseFloat((12.34 * 10).toFixed()); parseFloat((567.89 * 10).toFixed()); }
~~
for (var i = 0; i < count; i++) { ~~(12.34 * 10); ~~(567.89 * 10); }
|0
for (var i = 0; i < count; i++) { (12.34 * 10 |0); (567.89 * 10 |0); }
parseInt
for (var i = 0; i < count; i++) { parseInt(12.34 * 10); parseInt(567.89 * 10); }
parseInt, 10
for (var i = 0; i < count; i++) { parseInt(12.34 * 10, 10); parseInt(567.89 * 10, 10); }