#include <stdio.h>

 #include <stdlib.h>

 struct dangdang

 {

     char email[];

     char name[];

     char addr[];

     int num;

     int bugnum;

     char tel[];

     char phone[];

     double RMB;

 }dbdd[]={{"1171546435@qq.com","lj","重庆市",,,"","",},

 {"453454534@qq.com","fd","贵阳",,,"","",}

 };

//访问数组

 void main3()

 {

     int a[]={,,,,};

     int *p;

     for(p=a;p>a+;p++)//p++根据类型增加 一次增加四个字节

     {

         printf("%d%x",*p,p);

     }

 }

 void main4()

 {

     struct dangdang *p;

     for(p=dbdd;p<dbdd+;p++)

     {

         //两种方式

         printf("\nname=%s,addr=%s,phone=%s",p->name,p->addr,p->phone);

         printf("\nname=%s,addr=%s,phone=%s",(*p).name,(*p).addr,(*p).phone);

     }

     getchar();

 }