4,281 views 157 on YTPak
9 0

Published on 25 Mar 2015 | about 1 year ago

In some cases, you may want to divide the list in number of sections just like a maths matrix. For example, if you create a list of names, you may want part of the list to include class names,in such cases you would create a list of a list, or one list inside of another list, although the list is still made of items with common characteristics.

Loading related videos...