You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
tech-interview-handbook/utilities/javascript/intToBin.js

20 lines
705 B

// Does not handle negative numbers.
function intToBin(number) {
if (number === 0) {
return '0';
}
let res = '';
while (number > 0) {
res = String(number % 2) + res;
number = parseInt(number / 2, 10);
}
return res;
}
console.log(intToBin(0) === 0..toString(2) && 0..toString(2) === '0');
console.log(intToBin(1) === 1..toString(2) && 1..toString(2) === '1');
console.log(intToBin(2) === 2..toString(2) && 2..toString(2) === '10');
console.log(intToBin(3) === 3..toString(2) && 3..toString(2) === '11');
console.log(intToBin(5) === 5..toString(2) && 5..toString(2) === '101');
console.log(intToBin(99) === 99..toString(2) && 99..toString(2) === '1100011');