5. Program Looping
In Objective-C, you can repeatedly execute a sequence of code in several ways. These looping capabilities are the subject of this chapter, and they consist of the following:
The for statement
The while statement
The do statement
We start with a simple example: counting numbers.
If you were to arrange 15 marbles into the shape of a triangle, you would end up with an arrangement that might look something like Figure 5.1.
Figure ...
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