Latest Time by Replacing Hidden Digits LeetCode solution in JavaScript

1
var maximumTime = function (time) {
2
  time = time.split("");
3
  if (time[0] === "?") time[0] = time[1] > 3 ? "1" : "2";
4
  if (time[1] === "?") time[1] = time[0] > 1 ? "3" : "9";
5
  if (time[3] === "?") time[3] = "5";
6
  if (time[4] === "?") time[4] = "9";
7
  return time.join("");
8
};