if the main class inherits from 2 classes with same virtual function but one of them is a pure virtual, will it just use the second one? No. C++ will not assume that you want that behavior. Or something else needs to be done? You must implement the function if you don’t want the derived … Read more
Just to straighten out your claim, you wrote ww1 ob=new ww1(); qq1 ob1=new qq1(); ee1 rr; rr=ob; rr.s(); rr=ob1; ob1.s(); In words, ww1 is a subtype of ee1; qq1 is another subtype of ee1; you access an instance of both ww1 and qq1 through the variable rr, which is of the type ee1; you claim … Read more
You override the method in D, even if it is just to forward to one (or both) of the B and C overrides. (You have to do this even if you never call print on an expression whose static type is D, since an A* elsewhere could point to a D.) 1 solved What to … Read more
Yes, you can do exactly what you suggest: class D(C, B): a = A.a 5 solved Python multiple inheritance name clashes [closed]