5. Adding Variables to Your Programs
In This Chapter
• Identifying kinds of variables
No doubt you’ve heard that computers process data. Somehow you’ve got to have a way to store that data. In C, as in most programming languages, you store data in variables. A variable is nothing more than a box in your computer’s memory that holds a number or a character. Chapter 2, “Writing Your First C Program,” explained the different types of data: characters, strings, integers, and floating points. This chapter explains how to store those types of data inside your programs.
Kinds of Variables
C has several different kinds of variables because there are several different kinds of data. ...
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