Function destCity

LeetCode/String/1436. Destination City/JaeHong.js:1–8

(paths)

var destCity = function (paths) {
  let dest = paths[0][1];
  while (true) {
    const _newDest = paths.find((path) => path[0] === dest);
    if (!_newDest) return dest;
    dest = _newDest[1];
  }
};