bestFriend.js

// Question 1

// Nothing happens

// Question 2

let bestFriend = 'Tyson'

console.log(bestFriend) // Tyson

// Question 3

// Hypothesis: undefined, Tyson
// Hypothesis: Tyson, Tyson <-- Correct!
// Hypothesis: Tyson, undefined
let bestFriend = 'Tyson'

function sayBestFriend() {
	console.log(bestFriend)
}

console.log(bestFriend)
sayBestFriend()

// Question 4
// Hypothesis: Tyson, Hussain

let bestFriend = 'Tyson'
function sayBestFriend() {
	bestFriend = 'Hussain'
	console.log(bestFriend)
}
console.log(bestFriend)
sayBestFriend()

// Question 5
// Hypothesis: Hussain, Tyson
// Hypothesis: Hussain, Hussain

let bestFriend = 'Tyson'
function sayBestFriend() {
	bestFriend = 'Hussain'
	console.log(bestFriend)
}
sayBestFriend()
console.log(bestFriend)

// Question 6
// Hypothesis: Tyson, Hussain, Tyson

let bestFriend = 'Tyson'
function sayBestFriend() {
	let bestFriend = 'Hussain'
	console.log(bestFriend)
}
console.log(bestFriend)
sayBestFriend()
console.log(bestFriend)
sayBestFriend()

// Question 7 - Surprise!

let bestFriend = 'Tyson'

function sayBestFriend() {
	let bestFriend = 'Hussain'
	console.log(bestFriend)
	sayBestFood()
}

function sayBestFood() {
	let bestFood = 'potato'
	console.log(bestFood)
}

console.log(bestFriend)
sayBestFriend()
console.log(bestFood)