Reference Wrappers
Explore how reference wrappers in C++ allow copying and storing references in containers. Learn to use std::ref and std::cref helpers to create non-constant and constant reference wrappers, enhancing how you handle callable objects and references in your code.
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We'll cover the following...
A reference wrapper is a copy-constructible and copy-assignable wrapper for an object of type&, which is defined in the header <functional>. It is an object that behaves like a reference, but can be copied. Contrary to classic references, std::reference_wrapper ...