Question

How to use a bitwise operator to pass multiple Integer values to a function for JavaScript

Answer 1

const ONE = 0x01;
const TWO = 0x02;
const THREE = 0x04;
const FOUR = 0x08;

function multiValueExample(values) {
    if ((values & ONE) === ONE) {
        console.log("ONE");
    }

    if ((values & TWO) === TWO) {
        console.log("TWO");
    }

    if ((values & THREE) === THREE) {
        console.log("THREE");
    }

    if ((values & FOUR) === FOUR) {
        console.log("FOUR");
    }
}

multiValueExample(ONE | THREE | FOUR);

 
 
/*
run:

ONE
THREE
FOUR
 
*/

 

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