Exploring C++20: The Programmer's Introduction to C++

© Ray Lischner 2020

R. LischnerExploring C++20https://doi.org/10.1007/978-1-4842-5961-0_42

42. Modules

Ray Lischner¹ 

(1)

Ellicott City, MD, USA

 

Real programs rarely fit into a single source file, and I know you’ve been champing at the bit, eager to explore how C++ works with multiple source files that make up a single program. This Exploration shows you the basics. A warning, though: this chapter discusses brand-new features in C++ 20, and although compiler developers are working at implementing all of the new features, they have many features to implement, and all that hard work takes time. What you read in this chapter might not work in your compiler, at least not until some future release. Not to worry, Exploration 43 takes you back to the old-fashioned ...