#include /* Within a Class you can define Functions (called Methodes) ; you can define these to all datatypes you want but just be careful to not segfault */ using namespace std; class MethodConstruction { public: void myCoolFunction() { cout << "I am a very Cool Function and I got called!\n"; } }; int main() { MethodConstruction classobj; classobj.myCoolFunction(); return 0; }