| 网站首页 | 业界新闻 | 小组 | 威客 | 人才 | 下载频道 | 博客 | 代码贴 | 在线编程 | 编程论坛
欢迎加入我们,一同切磋技术
用户名:   
 
密 码:  
共有 286 人关注过本帖
标题:问题啊,大侠请教
取消只看楼主 加入收藏
mikejohn007
Rank: 1
等 级:新手上路
帖 子:1
专家分:0
注 册:2010-7-11
结帖率:0
收藏
已结贴  问题点数:20 回复次数:0 
问题啊,大侠请教
这是我的通讯录代码,能够运行成功,但为什么每次推、退出后再进,前面的数据就没有了,谁来帮下忙啊!
#include<stdio.h>
#include<stdlib.h>
#include<string.h>

typedef struct
     {
         char score;                /*编号*/
         char name[10];             /*姓名*/
         char num[15];              /*号码*/
         char adds[20];                 /*住址*/
     }Person;

Person pe[80];                        
int menu_select()
     {
         char c;
         do{
         system("color 07");
         system("cls");
         printf("\t\t *****通讯录***** \n");                              
         printf("\t\t┌———————┐\n");                  
         printf("\t\t│ 1. 添加记录   │\n");
         printf("\t\t│ 2. 显示记录   │\n");
         printf("\t\t│ 3. 删除记录   │\n");
         printf("\t\t│ 4. 查询记录   │\n");
         printf("\t\t│ 5. 修改记录   │\n");
         printf("\t\t│ 6. 保存记录   │\n");
         printf("\t\t│ 0. 退出程序   │\n");
         printf("\t\t└———————┘\n");
         printf("\t\t请您选择(0-6):");
         c=getchar();  
         }while(c<'0'||c>'6');
         return(c-'0');
     }

int Input(Person per[],int n)
{
     int i=0;
     char sign,x[10];                     
     while(sign!='n'&&sign!='N')
     {
         printf("\t编号:");
         scanf("\t%d",&per[n+i].score);
         printf("\t姓名:");
         scanf("\t%s",per[n+i].name);
         printf("\t电话号码:");
         scanf("\t%s",per[n+i].num);
         printf("\t通讯住址:");
         scanf("\t%s",per[n+i].adds);
         gets(x);   
         printf("\n\t是否继续添加?(Y/N)");
         scanf("\t%c",&sign);
         i++;
     }
     return(n+i);
}

void Display(Person per[],int n)                                         
{
     int i;
     printf("----------------------------------------------------------------------\n");                           /*格式*/
     printf("编号   姓名     电话号码      通讯地址\n");
     printf("----------------------------------------------------------------------\n");
     for(i=1;i<n+1;i++)                                                            
     {
         printf("%-5d%-8s%-13s%-15s%\n",per[i-1].score,per[i-1].name,per[i-1].num,per[i-1].adds);
         if(i>1&&i%10==0)                                                         
         {
             printf("\t-----------------------------------\n");
             printf("\t");
             system("pause");
             printf("\t-----------------------------------\n");
         }
     }
     printf("----------------------------------------------------------------------\n");
     system("pause");
}



int Delete_a_record(Person per[],int n)
{
     char s[20];
     int i=0,j;
     printf("\t请输入想删除记录中的名字:");
     scanf("%s",s);
     while(strcmp(per[i].name,s)!=0&&i<n) i++;
     if(i==n)
     {
         printf("\t通讯录中没有此人!\n");
         return(n);
     }
     for(j=i;j<n-1;j++)
     {
         strcpy(per[j].num,per[j+1].num);
         strcpy(per[j].name,per[j+1].name);
         strcpy(per[j].adds,per[j+1].adds);
         per[j].score=per[j+1].score;
     }
     printf("\t\t\t已经成功删除!\n");
     return(n-1);
}

void Query_a_record(Person per[],int n)
{
   
     int m;
     printf("\t\n请选择查询方式:\n");
     printf("\t┌——————┐\n");
     printf("\t│1------姓名 │\n");
     printf("\t│2------电话 │\n");
     printf("\t│3------地址 │\n");
     printf("\t│4------返回 │\n");
     printf("\t└——————┘\n");
     printf("请选择:");
     scanf("%d",&m);
     while(m!=1&&m!=2&&m!=3&&m!=4)
     {
         printf("输入错误,请重新选择:");
         scanf("%d",&m);
     }

     if(m==1)
     {
         char s[20];
         int i=0;
         printf("\t请输入想查询的姓名:");
         scanf("\t%s",s);
         while(strcmp(per[i].name,s)!=0&&i<n) i++;
         if(i==n)
         {
             printf("\t通讯录中没有此人!\n");
             return;
         }
         printf("\t此人编号: %d\n",per[i].score);
         printf("\t电话号码: %s\n",per[i].num);
         printf("\t通讯地址: %s\n",per[i].adds);
     } ;

     if(m==2)
     {
         char s[20];
         int i=0;
         printf("\t请输入想查询的电话:");
         scanf("\t%s",s);
         while(strcmp(per[i].num,s)!=0&&i<n) i++;
         if(i==n)
         {
             printf("\t通讯录中没有此人!\n");
             return;

         }
         printf("\t此人编号: %d\n",per[i].score);
         printf("\t此人姓名: %s\n",per[i].name);
         printf("\t通讯地址: %s\n",per[i].adds);
     } ;

     if(m==3)
     {
         char s[20];
         int i=0;
         printf("\t请输入想查询的地址:");
         scanf("\t%s",s);
         while(strcmp(per[i].adds,s)!=0&&i<n) i++;
         if(i==n)
         {
             printf("\t通讯录中没有此人!\n");
             return;
         }
         printf("\t此人编号: %d\n",per[i].score);
         printf("\t此人姓名: %s\n",per[i].name);
         printf("\t电话号码: %s\n",per[i].num);

     } ;
}


void Change(Person per[],int n)
{
     char s[20];
     int i=0;
     printf("\t请输入想修改的记录中的名字:");
     scanf("%s",s);
     while(strcmp(per[i].name,s)!=0&&i<n) i++;
     if(i==n)
     {
         printf("\t通讯录中没有此人!\n");
         return;
     }
     printf("\t编号:");
     scanf("\t%d",&per[i].score);
     printf("\t姓名:");
     scanf("\t%s",per[i].name);
     printf("\t电话号码:");
     scanf("\t%s",per[i].num);
     printf("\t通讯住址:");
     printf("\t修改成功!");
}


void WritetoText(Person per[],int n)            
{
     int i=0;
     FILE *fp;                                            /*定义文件指针*/
     char filename[20];                                   /*定义文件名*/
     printf("\t保存到文件\n");                           /*输入文件名*/
     printf("\t请输入所保存的文件名:");
     scanf("\t%s",filename);
     if((fp=fopen(filename,"w"))==NULL)                  
     {
         printf("\t无法打开文件\n");
         system("pause");
         return;
     }
     fprintf(fp,"******************************************通讯录******************************************\n");
     fprintf(fp,"编号      姓名       电话号码            通讯地址\n");
     fprintf(fp,"------------------------------------------------------------------------------------------\n");
     while(i<n)

     {
         fprintf(fp,"%-3d\t%-6s\t%-13s\t%-20s\t%-20s\n",per[i].score,per[i].name,per[i].num,per[i].adds);
         i++;
     }
     fprintf(fp,"------------------------------------------------------------------------------------------\n");
     fprintf(fp,"***************************************共有%d条记录****************************************\n",n);
     fclose(fp);                                          /*关闭文件*/
     printf("保存成功!\n");
}

void main()                                          /*主函数*/
{
     int n=0;
     for(;;)
     {
         switch(menu_select())
         {
         case 1:
         printf("\n\t添加记录到通讯录\n");                          /*添加记录*/
         n=Input(pe,n);
         break;

         case 2:
         printf("\n\t\t\t     通讯录记录表\n");                       /*显示记录*/
         Display(pe,n);
         break;
        
         case 3:
         printf("\n\t从通讯录中删除记录\n");
         n=Delete_a_record(pe,n);                                   /*删除记录*/
         printf("\t");
         system("pause");
         break;

         case 4:
         printf("\n\t在通讯录中查找记录\n");
         Query_a_record(pe,n);                                       /*查找记录*/
         printf("\t");
         system("pause");
         break;
        
         case 5:
         printf("\n\t修改通讯录中的记录\n");
         Change(pe,n);                                              /*修改数据*/
         printf("\t");
         system("pause");
         break;

         case 6:
         printf("\n\t保存功能\n");
         WritetoText(pe,n);                                          /*保存数据*/
         printf("\t");
         system("pause");
         break;

         case 0:
         printf("\n\t\t谢谢使用,再见!\n");                          /*结束程序*/
         printf("\n\t\t");
         system("pause");
         exit(0);
         }
     }
}

 
搜索更多相关主题的帖子: include 通讯录 system 姓名 
2010-07-11 19:14
快速回复:问题啊,大侠请教
数据加载中...
 
   



关于我们 | 广告合作 | 编程中国 | 清除Cookies | TOP | 手机版

编程中国 版权所有,并保留所有权利。
Powered by Discuz, Processed in 0.034313 second(s), 8 queries.
Copyright©2004-2024, BCCN.NET, All Rights Reserved