Check if class is derived from a specific class (compile, runtime both answers available)

Question

It is easier to explain on an example so,

class base {
//....
}

class derived1 : public base {
//...
}

In my library, there is a pointer o

Answer 1

Check if class is derived from a specific class (compile time)

You can use std::is_base_of:

#include 

....

const bool isBase = std::is_base_of::value;

isBase is true if TheOtherClass is derived from base.