djD-REK

const wittyAI = 'I am \'not\' sentient.'
const wittyReply = 'No, you\'re definitely not "sentient."'
console.log(wittyAI,wittyReply)

djD-REK

const getEmail = username => `${username}@gmail.com`
function getUser (username) {
  const email = getEmail(username)
  return {
    username: username,
    email: email
  }
}
console.log(getUser("MrRoboto")) //  Object { username: "MrRoboto", email: "[email protected]" }

djD-REK

const getEmail = username => `${username}@gmail.com`
function getUser (username) {
  const email = getEmail(username)
  return {
    username,
    email
  }
}
console.log(getUser("MrRoboto")) //  Object { username: "MrRoboto", email: "[email protected]" }

djD-REK

const hello = {  world: function() {
    console.log('Hello World!')
  }}
hello.world() // Hello World!

const helloAgain = { world() {
    console.log('Hello World!')
  }}
helloAgain.world() // Hello World!

djD-REK

const actions = {
  step: 0,
  printCount() {
    console.log(this.step)
  },
  takeStep() {
    this.step++
  }
}
actions.takeStep()

djD-REK

const actions = {
  step: 0,
  printCount: function () {
    console.log(this.step)
  },
  takeStep: function () {
    this.step++
  }
}
actions.takeStep()

djD-REK

[name, age, gender] = ["Derek","30","Male"]
const wordyObject = {
  name: name,
  age: age,
  gender: gender
}
const conciseObject = {
  name,
  age,
  gender

djD-REK

console.log(cheese) // ReferenceError: can't access lexical declaration `cheese' before initialization
let cheese = "Gouda"

djD-REK

let [profit, costs] = [120000, 100000] // It was a good month 
// Employee bonus structure: $1000 if >10% profit, $100 if not
let employeeBonus = (profit/costs > 1.10) ? 1000 : 100
console.log("$"+employeeBonus) // $1000

djD-REK

employeeBonus = profit/costs > 1.10 ? 1000 : 100