javascript sort ascending on number code example

Example 1: array sort by alphabetical javascript

users.sort((a, b) => a.firstname.localeCompare(b.firstname))

Example 2: javascript sort array of ints

function sortNumbers(a, b) {
  return a - b;
}
var ages = [12, 95, 43, 15, 10, 32, 65, 78, 8];
ages.sort(sortNumbers); //ages is now sorted low to high
//console.log(ages); [8, 10, 12, 15, 32, 43, 65, 78, 95]