Is it possible to add dynamically named properties to JavaScript object?

Question

In JavaScript, I\'ve created an object like so:

var data = {
    \'PropertyA\': 1,
    \'PropertyB\': 2,
    \'PropertyC\': 3
};

Is it poss

Answer 1

ES6 introduces computed property names, which allows you to do

let a = 'key'
let myObj = {[a]: 10};
// output will be {key:10}