UsingSinglyLinkedList.swift

print("Populating parking lot.")
var parkingLot = LinkedList<String>()
parkingLot.prepend(LinkedList.Node("Car"))
let truck = parkingLot.prepend(LinkedList.Node("Truck"))
parkingLot.insert(LinkedList.Node("Chopper"), after: truck)
parkingLot.forEach(body: { print($0.value) })
print("Empty: \(parkingLot.isEmpty)")
/*
 Populating parking lot.
 Truck
 Chopper
 Car
 Empty: false
 */
print("Rearranging parking lot.")
parkingLot.remove(after: truck)
parkingLot.forEach(body: { print($0.value) })
/*
 Rearranging parking lot.
 Truck
 Car
 */
print("Populating numbers.")
var numbers = LinkedList<Int>()
let first = numbers.prepend(LinkedList.Node(1))
numbers.insert(LinkedList.Node(2), after: first)
numbers.forEach(body: { print($0.value) })
/*
 Populating numbers.
 1
 2
 */