LeetCode: Number Of Steps To Reduce A Number To Zero Solution

1/**
2 * @param {number} num
3 * @return {number}
4 */
5var numberOfSteps = function (num) {
6  let count = 0
7  while (num) {
8    count++
9    if (num % 2 === 0) {
10      num /= 2
11    } else {
12      num--
13    }
14  }
15  return count
16}