add pointer

add "dynamic" heap array
add polymorphic

CPlusPlus/Classes/main.cpp

@@ -24,5 +24,22 @@ int main()
 	Vector3 position(1.0f, 3.0f, -5.0f);
 	position.y = 0.0f;
 
+	ICompareable* pComparable = nullptr;
+	pComparable = &ork;
+	pComparable->Compare(&ork);
+	(*pComparable).Compare(&ork); // same as line above, but more complicated to write
+
+	ICompareable* pComparables[] = { new Ork, new Ork, new Ork };
+	for (size_t i = 0; i < size(pComparables); i++)
+	{
+		//pComparables[i]->Compare(nullptr);
+		delete pComparables[i];
+		pComparables[i] = nullptr;
+	}
+
+	ICompareable** pHeapComparables = new ICompareable*[10];
+	delete[] pHeapComparables;
+	pHeapComparables = nullptr;
+
 	return 0;
 }