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Basic Programming

You’ve been introduced to the idea of an object, but before you can delve any deeper into object-oriented programming, you need to know a little bit about some basic programming concepts. You already know that you should end any statement with a semicolon (;). What else do you need to know? Well, let’s start with variables.

Variables

Variables have popped up a couple of times in the earlier chapters of this book, but in case you need a refresher, variables are just placeholders for information. You can put information into and take information out of a variable.


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