javascript sort reverse code example

Example 1: javascript reverse array

var arr = [34, 234, 567, 4];
print(arr);
var new_arr = arr.reverse();
print(new_arr);

Example 2: how to reverse an array in javascript

array = [1 2, 3]
reversed = array.reverse()

Example 3: javascript ascending and descending

// 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);

Example 4: javascript sort

homes.sort(function(a, b) {
    return parseFloat(a.price) - parseFloat(b.price);
});

Example 5: javascript sort

homes.sort((a, b) => parseFloat(a.price) - parseFloat(b.price));

Example 6: javascript sort descending

function sortEggsInNest(a, b) {
  return a > b ? -1 : b > a ? 1 : 0;
}