+Descending Order.js

/*Description:

Your task is to make a function that can take any non-negative integer as a argument and return it with it's digits in descending order. Descending order means that you take the highest digit and place the next highest digit immediately after it.

Examples:

Input: 145263 Output: 654321

Input: 1254859723 Output: 9875543221
*/
function descendingOrder(n){
  //...
  return Number(n.toString().split('').sort().reverse().join(''));
}