Templates in c. Quote from the c standard library. While the title of this article is a question it could also be made into a statement. Templates are powerful features of c which allows you to write generic programs.
The complete guide provides software architects and engineers with a clear understanding of why when and how to use templates to build and maintain cleaner faster and smarter software more efficiently. Templates are among the most powerful features of c but they are too often neglected misunderstood and misused. This article appeared in cc users journal 197 july 2001.
But they are the most convenient portable solution. It was designed with a bias toward system programming and embedded resource constrained and large systems with performance efficiency and flexibility of. Templates are a feature of the c programming language that allows functions and classes to operate with generic typesthis allows a function or class to work on many different data types without being rewritten for each one.
Templates are of great utility to programmers in c especially when combined with multiple inheritance and operator overloading. A template is a cookie cutter that specifies how to cut cookies that all look pretty much the same although the cookies can be made of various kinds of dough theyll all have the same basic shape. Why not specialize function templates.
Templates are the foundation of generic programming which involves writing code in a way that is independent of any particular type. And types in c not only interact with code by means of constructions and assignments. Classes ii overloading operators classes essentially define new types to be used in c code.
A tutorial and handbook. This article is about when and why not to specialize templates. Header files are not the only portable solution.
A template is a blueprint or formula for creating a generic class or a function. C s i p l s p l s see plus plus is a general purpose programming languageit has imperative object oriented and generic programming features while also providing facilities for low level memory manipulation.