#include <iostream>
 
using namespace std;
 
template <class T>
class MyClass {
public:
    void func1(){
    cout<<"default: func1"<<endl;
     }
    void func2(){
    cout<<"default: func2"<<endl;
     }
private:
    T haha;
};
 
template <>
void MyClass<double>::func1() {
    cout<<"special: func1"<<endl;
}
 
int main()
{
    MyClass<int> intclass;
    intclass.func1();
    intclass.func2();
 
    MyClass<double> doubleclass;
    doubleclass.func1();
    doubleclass.func2();  // error 'class MyClass<double>' has no member named 'func2'
    return 0;
}
 

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