What is the use of virtual function in c++?

Question

Suggest me how it works as a function?

Answer 1

Can we make it as constant

Answer 2

Thanks I got some ideas about that

Answer 3

yup, I meant that. In case of if derived class doesn't override

Answer 4

Thank~

Answer 5

One more., virtual method can call non-virtual method?

Answer 6

Actually I want to know how function works as virtual. I tried to understand but it won't work with satisfaction

Answer 7

So would u help me to understand the topic

Answer 8

Okkkk thanks

Answer 9

One thing is there if we can't make them reference or pointer the object of derived class always calls the base class method I mean fun1()?