Named Params Destructuring

named_params_destructuring.js

function display({data, error, loading}) {
  if (loading) {
    return "Loading...";
  }
  if (error) {
    return error.message;
  }
  return `Hello ${data.name}`;
}

const res1 = display({loading: true})
const res2 = display({error: {message: "this is an error"}})
const res3 = display({data: {name: 'World'}})

console.log(res1, res2, res3);

// ------------------

function sayHi([first, last]) {
  return `Hi ${first}`
}

const res4 = sayHi(['Jason', 'McMaster'])

console.log(res4);