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));
});
}var masterList = [
{ key: 1, val: "google" },
{ key: 2, val: "yahoo" },
{ key: 3, val: "msn" },
{ key: 4, val: "stackoverflow" },
{ key: 5, val: "github" },
{ key: 6, val: "jsfiddle" },
{ key: 7, val: "amazon" },
{ key: 8, val: "ebay" }
];
masterList.sort((a,b)=> (a.val < b.val ? 1 : -1)) //For Decending
masterList.sort((a,b)=> (a.val > b.val ? 1 : -1)) //For Ascending
console.log( masterList );