iOS Swift Collections and Control Flow Control Flow With Loops While and Repeat While

dakota ferrell
dakota ferrell
2,201 Points


what does .count do in the while loop with todo.count?

1 Answer

Caleb Kleveter
Caleb Kleveter
Treehouse Moderator 37,861 Points

It gives you the number of elements that the todo array contains. So the condition in the while loop says:

If the number contained in index is less the the number of elements in the todo array, run the code in the loop.

Hope this helps!