is it necessary to include base class in the header and or .cpp file of derived class?

[Rehan FASTian]

...

[writetonsharma]

Is there any harm if you include it ?

[mutexe]

you could try this :)

[Rehan FASTian]

Is there any harm if you include it ?

lol :)

[mutexe]

stick the include in the header

[Rehan FASTian]

I think in .cpp of derived class, it's not necessary, and in header file of derived class it's mandatory to include header file of base class.