- Examples

// typeErasureOO.cpp
#include <iostream>
#include <string>
#include <vector>
struct BaseClass{
	virtual std::string getName() const = 0;
};
struct Bar: BaseClass{
	std::string getName() const override {
		return "Bar";
	}
};
struct Foo: BaseClass{
	std::string getName() const override{
		return "Foo";
	}
};
void printName(std::vector<BaseClass*> vec){
    for (auto v: vec) std::cout << v->getName() << std::endl;
}
int main(){
	
	std::cout << std::endl;
	
	Foo foo;
	Bar bar; 
	
	std::vector<BaseClass*> vec{&foo, &bar};
	
	printName(vec);
	
	std::cout << std::endl;
}