C++20 Features Cheat Sheet

The C++20 Features Cheat Sheet is a reference guide that provides a summary of the new features and changes introduced in the C++20 programming language. It is designed to help programmers quickly understand and use the latest features of C++20 in their code.

FAQ

Q: What are some new features in C++20?
A: Some new features in C++20 include concepts, modules, coroutines, ranges, and improvements to lambdas, and std::span.

Q: What is concepts in C++20?
A: Concepts in C++20 allow you to specify requirements on template arguments, making it easier to write generic code.

Q: What are modules in C++20?
A: Modules in C++20 are a new way to organize and structure code, replacing header files and reducing compilation times.

Q: What are coroutines in C++20?
A: Coroutines in C++20 enable the creation of asynchronous and cooperative multitasking code.

Q: What are ranges in C++20?
A: Ranges in C++20 provide a unified and composable way to work with sequences of values.

Q: What is std::span in C++20?
A: std::span in C++20 is a lightweight non-owning reference to a contiguous sequence of objects.