C++ 函数偏特化

#include 

template
struct Widget{
    void Func() {
        std::cout<<"generic func"< 
void Widget::Func(){
    std::cout<<"spectial"<
    Widget w;
    w.Func();

    Widget c;
    c.Func();
}

template
struct Target{
    void Func(){
        std::cout<<"generic func"< 
void Target::Func(){
    std::cout<<"spectial"<
void f(A a) {
    std::cout << "Normal version." << std::endl;
}

template <>
void f(int a) {
    std::cout << "Partial version." << std::endl;
}

int main() {
   
    Test();
   
  return 0;
}