September 2019
Intermediate to advanced
792 pages
19h 42m
English
Functions should do one thing. They should do it well. They should do it only.—Robert C. Martin, Clean Code

This chapter rounds out the ongoing discussion of functions, which encapsulate code into reusable components. Now that you’re armed with a strong background in C++ fundamentals, this chapter first revisits functions with a far more in-depth treatment of modifiers, specifiers, and return types, which appear in function declarations and specialize the behavior of your functions.
Then you’ll learn about overload resolution and accepting variable numbers of arguments before exploring function pointers, type aliases, function objects, ...
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