sort numbers in javascript

1// Sort an array of numbers based on numerical value.
2let numbers = [23, 65, 88, 12, 45, 99, 2000]
3
4let sortednumbers = numbers.sort((a, b) => a - b);
5//=> [12, 23, 45, 65, 88, 99, 2000]

1// Sort an array of numbers 
2let numbers = [5, 13, 1, 44, 32, 15, 500]
3
4// Lowest to highest
5let lowestToHighest = numbers.sort((a, b) => a - b);
6//Output: [1,5,13,15,32,44,500]
7
8//Highest to lowest
9let highestToLowest = numbers.sort((a, b) => b-a);
10//Output: [500,44,32,15,13,5,1]
11

1var numArray = [140000, 104, 99];
2
3numArray.sort(function(a, b) {
4  return a - b;
5});
6
7// Array(3) [ 99, 104, 140000 ]

1[0,10,4,9,123,54,1].sort((a,b) => a-b);>>> [0, 1, 4, 9, 10, 54, 123]

1function sortNumber(a, b) {
2  return a - b;
3}
4Arr.sort(sortNumber);

1var names = ["Peter", "Emma", "Jack", "Mia"];
2var sorted = names.sort(); // ["Emma", "Jack", "Mia", "Peter"]