Objects · easy

5. Interfaces

Shape of an object.

Define an interface `User` with `id` (number) and `name` (string). Write `formatUser(user)` returning 'Name (ID)'.

Required in your answer: interface Useruser: User

Transpiled, then run in a sandbox

interface User {
  // TODO
}
function formatUser(user) {
  // TODO
}

Output appears here.