Reverse decimal digits in javascript

Question

How do I reverse the digits of a number using bitwise?

input:

x = 123; 

output:

x = 321; 

Answer 1

try this

var n = 352;
function loop(n, r){
    if(!n) return r;
    r = (r ? r * 10 : 0) + n % 10;
    return loop(Math.floor( n / 10), r);
}
console.log(loop(n));