Run results for: Modulo VS bitwise AND for finding odd number

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36

Browser: Chrome 134

Operating system: Linux

Device Platform: Desktop

Date tested: 23 days ago

Test name	Executions per second
Modulo	71377880.0 Ops/sec
bitwise AND	65315804.0 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

AخA
 
<!--your preparation HTML code goes here-->

Script Preparation code:

function getRandomArray() {
    const arr = [];
    for (let i = 0; i < 10000; i++) {
        Math.floor(Math.random() * 100000) + 1;
    }
    return arr;
}

var randomArr = getRandomArray()

​x
 
function getRandomArray() {    const arr = [];    for (let i = 0; i < 10000; i++) {        Math.floor(Math.random() * 100000) + 1;    }    return arr;}​var randomArr = getRandomArray()

Tests:

Modulo

const x = randomArr.map(x => x % 2 === 1)

 
const x = randomArr.map(x => x % 2 === 1)

bitwise AND
const y = randomArr.map(x => x & 1 === 1)
const y = randomArr.map(x => x & 1 === 1)