C山寨C++

#include <stdio.h>

#include <string.h>

#include <malloc.h>



typedef struct Aclass_s Aclass;



struct Aclass_s

{

    int     m_iMember1;

    char    m_sMember2[40];

    void    (*m_funcInit)(Aclass *objInit);/*初始化函数*/

    int     (*m_funcPrint)(int,char *);/*成员函数*/

};







int Print(int iParam, char *sParam)

{

    printf("iParam = [%d]\n",iParam);

    printf("m_sMember2 before =[%s]\n",sParam);

    strcpy(sParam,"i am change");

    return iParam+6;

}



void Init(Aclass *objInit)

{

    objInit->m_iMember1=0;

    strcpy(objInit->m_sMember2,"init string");

    objInit->m_funcPrint=&Print;

}



int main()

{

    Aclass *AObj;

    AObj=(Aclass *)malloc(sizeof(Aclass));

    /*以下两行完成初始化*/

    AObj->m_funcInit=&Init;

    AObj->m_funcInit(AObj);

    int iTemp = AObj->m_funcPrint(AObj->m_iMember1,AObj->m_sMember2);



    printf("iTemp=[%d]\n",iTemp);

    printf("m_sMember2 after = [%s]\n",AObj->m_sMember2);



    return 0;

}

/*gcc和vc6编译通过*/

收藏于 2012-07-12

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