rvalue reference in C++
The rvalue reference is probably the most significant feature introduced by C++11. Let’s quickly recap what rvalue is. It is an inherited concept from C. The expression that can appear…
std::forward, Perfect Forwarding of Parameters
C++11 introduced the std::forward to preserve the value category (lvalue or rvalue) of a cv-unqualified function template parameter, that is declared as an rvalue reference, in time of passing that…
Assignment Operator Overloading in C++
In C++, we can overload an operator for a user defined class to change its default behavior. C++ provides a default assignment operator, "=", that provides member by member copy.…
Move Assignment Operator in C++
Just like a move constructor, the move assignment operator also makes a class movable. A movable class enables efficient resource transfer from one object to another. Let's start with an…
Move Constructor, Enabling Efficient Resource Transfer in C++
From C++11, in addition to a copy constructor, we can have another special constructor called move constructor. The move constructor makes a class movable that enables efficient resource transfer. Let's…