Use this function to delete a element from a list. The function demands the following parameters:
%List.Delete(ListName,ElementIndex)
The parameter ElementIndex is the element index. The element index has a range from 0 till (number of elements)-1. If you want to delete the last element you can use the word Last instead of an element index.

Example:
%List.Delete(MyList,3)
%List.Delete(MyList,Last)