单例模式

#ifndef __test__Singleton__
#define __test__Singleton__

#include <iostream>
class Singleton{
public:
	static Singleton* getInstance();
    
private:
	Singleton();
	static Singleton* instance;
};
#endif 

#include "Singleton.h"


Singleton::Singleton(){
    
}



Singleton* Singleton::instance = new Singleton();

Singleton* Singleton::getInstance()
{
	return instance;
}

#include <iostream>
#include "Singleton.h"
using namespace std;



int main(int argc, const char * argv[])
{
    
    Singleton* sin=Singleton::getInstance();
    
    
    return 0;
}