Learning Processing, 2nd Edition

9

Arrays

I might repeat to myself slowly and soothingly, a list of quotations beautiful from minds profound—if I can remember any of the damn things.

—Dorothy Parker

In this chapter:

– What is an array?

– Declaring an array

– Initializing an array

– Array operations – using a for loop with an array

– Arrays of objects

9-1 Arrays, why do you care?

Let’s take a moment to revisit the car example from the previous chapter on object-oriented programming. You may remember I spent a great deal of effort on developing a program that contained multiple instances of a class, that is, two objects.

Car myCar1;

Car myCar2;

This was indeed an exciting moment in the development of your life as a computer programmer. It’s likely, however, that you’re contemplating a somewhat ...