Top "Pure-virtual" questions

How do I denote a pure virtual function in a UML class diagram?

I am a student learning C++. I am creating a UML class diagram for my program that involves inheritance and …

c++ uml class-diagram virtual-functions pure-virtual

Pure virtual functions in C++11

In C++98, the null pointer was represented by the literal 0 (or in fact any constant expression whose value was zero). …

c++ c++11 virtual pure-virtual nullptr

Calling Pure Virtual Function From Abstract Base Class Member Function?

So, based on a cursory search, I already know that calling a virtual function (pure or otherwise) from a constructor …

c++ inheritance virtual-functions pure-virtual

Doesn't putting a "virtual destructor inside an interface" make it, by definition, not an interface anymore?

So here is the box I am in. I want to understand why it is important to have a "virtual …

c++ interface terminology pure-virtual

Why a virtual call to a pure virtual function from a constructor is UB and a call to a non-pure virtual function is allowed by the Standard?

From 10.4 Abstract Classes parag. 6 in the Standard : "Member functions can be called from a constructor (or destructor) of an abstract …

c++ standards pure-virtual

Is there any point in using `override` when overriding a pure virtual function?

For example: class Base { virtual void my_function() = 0; }; class Derived : Base { void my_function() override; }; From what I read, the …

c++ c++11 overriding pure-virtual

Benefits of pure function

Today i was reading about pure function, got confused with its use: A function is said to be pure if …

c pure-virtual