Run results for: Various Ways to cast float to Integer - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36

Browser: Chrome 138

Operating system: Linux

Device Platform: Desktop

Date tested: 10 months ago

Test name	Executions per second
Math.floor	119294784.0 Ops/sec
Math.round	113221248.0 Ops/sec
Math.trunc	109499712.0 Ops/sec
parseInt	22684274.0 Ops/sec
Double Negation	117966736.0 Ops/sec
Bitwise XOR	126377168.0 Ops/sec
Bitwise OR	109285824.0 Ops/sec
Right Shift	108659816.0 Ops/sec
Unsigned Right Shift	116481112.0 Ops/sec
Modulo	115979144.0 Ops/sec

Tests:

Math.floor
let x = Math.floor(65531 / 65536 * 13000); return x;
Math.round
let x = Math.round(65531 / 65536 * 13000); return x;
Math.trunc
let x = Math.trunc(65531 / 65536 * 13000); return x;
parseInt
let x = parseInt("" + (65531 / 65536 * 13000) + ""); return x;
Double Negation
let x = ~~(65531 / 65536 * 13000); return x;
Bitwise XOR
let x = 65531 / 65536 * 13000 ^ 0; return x;
Bitwise OR
let x = 65531 / 65536 * 13000 | 0; return x;
Right Shift
let x = 65531 / 65536 * 13000 >> 0; return x;
Unsigned Right Shift
let x = 65531 / 65536 * 13000 >>> 0; return x;
Modulo
let x = 65531 / 65536 * 13000 - 65531 / 65536 * 13000 % 1 return x;