// Sort Numbers in Descending Order
function sortDescending(num) {
return Number(num.toString().split('').sort((a, b) => b - a).join(''));
//or: return parseInt(num.toString().split('').sort().reverse().join(''));
}
console.log(sortDescending(123)); // 321
console.log(sortDescending(1254859723)); // 9875543221// ascending and discending for number
const arr1 = [21, 2100, 2, 35000];
const arr2 = [21, 2100, 2, 35000];
let ascN = arr1.sort((f, s) => f - s);
let dscN = arr2.sort((f, s) => s - f);
// ascending and discending for string
const arr3 = ['21', '2100', '2', '35000'];
const arr4 = ['21', '2100', '2', '35000'];
let ascS = arr3.sort((f, s) => f.length - s.length);
let dscS = arr4.sort((f, s) => s.length - f.length);var numArray = [140000, 32, 12, 63323, 104, 99];
numArray.sort(function(a, b) {
return b - a;
});
// Array(6) [ 140000, 63323, 104, 99, 32, 12 ]