#GDScript

#The type void means the function does not return anything. You can use any type, as with variables

func _process(delta: float) -> void:

    pass

​

#BooleanExample

func hit(damage: float) -> bool:

    health_points -= damage

    return health_points <= 0

​

# Adds an item to the inventory and returns it.

func add(reference: Item, amount: int) -> Item:

    var item: Item = find_item(reference)

    if not item:

        item = ItemDatabase.get_instance(reference)

​

    item.amount += amount

    return item