copy and swap idiom in C++

In this article, we have explained copy and swap idiom in C++.

Table of contentsWhat is the copy-and-swap idiom?A way of implementation1. What is the copy-and-swap idiom?

The simple answer that can explain this idiom is by saying is a way of implementing the assignment operator in terms of a swap function.

And it all started with the copying of pointer members of a class.

Let's look at the next class definition

#include using namespace std;class A { public: int p...