structs/Stack

class Stack<T>

extends:Iterable<T>

static method new → Stack<T>

method init

method push(element: T)

method pop → T

method peek → T

method peek~index(index: Int) → T

method indexOf(element: T) → Int

method size → Int

method isEmpty → Bool

method lastIndex → Int

method clear

method iterator → Iterator<T>

data → ArrayList<T>