Function add

data/cpp/08_template_specialization.cpp:25–32

}

template <typename T> T add(T a, T b) {
  if constexpr (std::is_integral<T>::value) {
    std::cout << "integer add\n";
  } else {
    std::cout << "float add\n";
  }
  return a + b;
}

int main() {
  printType(42);