C++ Move Semantics and Rvalue References: Avoiding Unnecessary Copies

Originally published on Code Beneath. C++ copy operations are expensive. When you pass an object to a function or return it from a scope, the compiler traditionally creates a full copy: allocate memory, copy every byte, free the original. For large containers or complex objects, this wastes CPU and memory. C++ move semantics and rvalue reference... Weiterlesen: C++ Move Semantics and Rvalue References: Avoiding Unnecessary Copies