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2014-11-24 01:40:45 ¡¾´ó ÖРС¡¿ ä¯ÀÀ:7576´Î
Tags£º±±¾© ¿Æ¼¼ ÓÐÏÞ ¹«Ë¾ÕÐƸ ÊÔÌâ

1¡¢x86,win32,vc++6,ĬÈÏÊôÐԵĿØÖÆ̨¹¤³Ì£º
class C1
{
public:
virtual int sum(int i1, int i2)
{
return (i1 + i2);
}


private:
double m_var1;
char m_var2;
};


char sz[] = ¡°abcd¡±;
ÎÊÌ⣺sizeof(C1) =
sizeof(sz) =


2¡¢C++ÖеÄÐé¼Ì³ÐÊǽâ¾öʲôÎÊÌâµÄ£¿Çë¾ÙÀý˵Ã÷¡£


3¡¢Çëд³öÏÂÃæµÄÊä³ö£º
class B
{
public:
virtual void Print(void)
{
printf(¡°B::Print\n¡±);
}
virtual void Reprint(void)
{
printf(¡°B:Reprint\n¡±);
}
void Algo(void)
{
Print();
Reprint();
}
};
class D : public B
{
public:
virtual void Print(void)
{
printf(¡°D::Print\n¡±);
}
};


void main()
{
B *p = new D();
p->Print();
p->Algo();
}


4¡¢ÇëÖ¸³öÏÂÃæ³ÌÐòÖв»ºÏÀíµÄµØ·½¡£
Class A
{
public:
A(void) : m_nVar2(m_nVar1), m_nVar1(0), m_cVar3(0)
{
m_cVar3 =3;
}


protected:
int m_nVar1;
int m_nVar2;
const int m_cVar3;
};


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