The more adapt, the more interesting you are.—Martha Stewart
In this chapter, you’ll learn how to achieve compile-time polymorphism with templates. You’ll learn how to declare and use templates, enforce type safety, and survey some of the templates’ more advanced usages. This chapter concludes with a comparison of runtime and compile-time polymorphism in C++.
C++ achieves compile-time polymorphism through templates. A template is a class or function with template parameters. These parameters can stand in for any type, including fundamental and user-defined types. When the compiler sees a template used with ...