helper class for Listview & Table it is usefull because their real source Iterable type (List or Array) is unknown (generic)
staticadd<T> (collection:Iterable<T>, item:T):Iterable<T>
add the item to the collection
Parameters:
collection
an Array or a List of T class objects
item
an object of class T
staticget<T> (collection:Iterable<T>, itemPos:Int):T
get the n'th item from the collection
itemPos
the position of the item to retrieve ([0..collection.length[)
Returns: