The following default variables are available within the scope of the list:
item: The current item in the iteration.
itemList: Object holding the following properties:
index: zero-based counter (0..length-1).
count: one-based counter (1..length).
first: true if the current item is the first item.
middle: true if the current item is neither the first nor the last item.
last: true if the current item is the last item.
odd: true if index is odd.
even: true if index is even.