32. How Can I Perfect My Functions?
Using Return Values and Prototypes
In This Chapter
This chapter is not the end of your C learning. This chapter is only the beginning. Sounds deep, doesn’t it? This chapter completes the multiple-function picture by showing you how to return values from the called function to the calling function. Also, function prototypes are explained.
The bottom line is this: You will now understand why most programs in this book contain this line:
return 0;
and you will understand the true purpose of header files.
Returning ...
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