设计模式C++实现_1_Singleton设计模式(简单的实现)

#pragma once
#include <iostream>
#include <string>
using namespace std;

class Single
{
public:
static Single& Instance(void)
{
static Single s_single;
return s_single;
}

void Print() const;

private:

CSingleton(void){}
CSingleton(const CSingleton& oth);

};

#include "single.h"

void CSingleton::Print()const
{
cout << "Single!" << endl;
}

#include "single.h"

int main()
{
CSingleton::Instance().Print();

return 0;
}