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C++ Fundamentals for Professionals

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Explore how to implement inheritance in C++ using private, protected, and public access specifiers. Understand how the using keyword helps call base class constructors, setting the foundation for mastering base class initializers in the following lesson.

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Solution

C++
class Base{
public:
  Base(int){};
};
class DerivePublic: public Base{
 using Base::Base;
};
class DeriveProtected: protected Base{
  using Base::Base;
};
class DerivePrivate: private Base{
  using Base::Base;
};
int main(){
  Base(1);
  DerivePublic(1);
  DeriveProtected(1);
  DerivePrivate(1);
}
...