ex3-7.cpp

来自「一些学习c++的例题」· C++ 代码 · 共 33 行

#include <iostream>

using namespace std;

class aClass
{
private:
   static int sint;
   int anint;

public:
   aClass() { anint = 0; }
   ~aClass() {}

   static int Get() { return sint; }
   static int Get(const aClass& a) { return a.anint; }
   static void Set(int v) { sint = v; }
};

int aClass::sint = 0;

void main()
{
   aClass::Set(99);
   cout << aClass::Get() << endl;

   aClass a, b;
   cout << b.Get() << endl;
   a.Set(999);
   cout << b.Get() << endl;

   cout << a.Get(a) << endl;
}