What are ES6 features?

let
const
arrow functions
template literals
destructuring
spread
rest
classes
Promises
modules
Map
Set
default parameters
for...of

const user = {
  name: "Tom",
  age: 30
};

const { name, age } = user;

const updatedUser = {
  ...user,
  age: 31
};

const message = `Hello ${name}`;