javascript sort by key code example

Example 1: javascript sort object by key

function sortObjectByKeys(o) {
    return Object.keys(o).sort().reduce((r, k) => (r[k] = o[k], r), {});
}
var unsorted = {"c":"crane","b":"boy","a":"ant"};
var sorted=sortObjectByKeys(unsorted); //{a: "ant", b: "boy", c: "crane"}

Example 2: array sort by key javascript

function sortByKey(array, key) {
  return array.sort((a, b) => {
    let x = a[key];
    let y = b[key];
    
    return ((x < y) ? -1 : ((x > y) ? 1 : 0));
  });
}