Converts a sub-sequence within the iterator into a list.
Note: This method should be used with care. For example a large database
result is pulled into memory completely with this method and can cause
an OutOfMemory situation.
the number of elements to iterate before adding elements to the sublist. Negative values are treated as 0.
the maximum number of elements to add to the sublist. Nonpositive values always result in empty list.
a sub-sequence within the iterator into a list.