ES6 - Objects
destructuring assignment.
Babel + JSX
let wizard = {magical: true, power: 10};
let { magical, power } = wizard;
console.log(magical, power);
let isWorking = true;
let salary = 90000;
let employee = { isWorking: false, salary:0 };
({ isWorking, salary } = employee);
console.log(isWorking, salary);