app.js

console.log("loop")


const arr = [
  { 
    name: "charlotte",
    role: "student"
  },
  { 
    name: "chris l",
    role: "student"
  },
  { 
    name: "chris r",
    role: "student"
  },
  { 
    name: "greg",
    role: "student"
  },
  { 
    name: "andy",
    role: "student"
  },
  { 
    name: "john",
    role: "student"
  },
  { 
    name: "ashley",
    role: "student"
  },
  { 
    name: "josh",
    role: "student"
  },
  { 
    name: "filip",
    role: "student"
  },
  { 
    name: "reuben",
    role: "teacher"
  }
]

console.log(arr[three()], "<--greg")

const whichStudent = 6;

console.log(arr[three() + three()], "<-- ashley")
console.log(arr[whichStudent], "<-- ashley")


for(let i = 0; i < arr.length; i++) {

  // arr[i] is whatever member of the class i happens to be
  console.log(arr[i])

}


function three() {
  return 3
}
console.log(three())