4,832 views 166 on YTPak
13 0

Published on 25 Mar 2015 | over 2 years 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...