手机通信录管理系统课程设计报告

#include<stdio.h>#include<stdlib.h>#include<conio.h>#include<string.h>#defineY"123456"{{//主菜单//清屏}//号码添加{if((fp=fopen("ComMtd.dat","ab+"))==NULL)//ab+代表为读写打开一个二进制的文件出错{printf("can'topenfile!\n");exit(0);}printf("\n录入格式姓名号码类别邮箱。当输入姓名为#结束录入\n");while(1){scanf("%s",);if(strcmp(,"#")==0)break;果输入#则退出添加scanf("%s",ry.tel);scanf("%s",ry.type);scanf("%s",ry.email);fseek(fp,0,0);针定位到文件开始位置fread(&s,sizeof(ComMtd),1,fp);while(!feof(fp)){if(strcmp(s.tel,ry.tel)==0){fread(&s,sizeof(ComMtd),1,fp);}fwrite(&ry,sizeof(ComMtd}}{ComMtdry;FILE*fp;system("cls");printf("\n输入要查人员的类别:");if((fp=fopen("ComMtd.dat","rb"))==NULL){printf("can'topenfile!\n");exit(0);}{printf("\n%10s%15s%10s%20s\n","姓名","号码","类别{{}}}}{{}{{}}{}{{printf("\n%10s%15s%10s%20s\n","姓名","号码","类别","printf("%10s%15s%10s%20sprintf("\n类别:");scanf("%s",ry.type);//新信息输入printf("\n邮箱:");scanf("%s",ry.email);break;//修}}{printf("\n修改后的人的信息如\n",,ry.tel,ry.type,ry.email);\n",,ry.tel,ry.type,ry.email);fwrite(&ry,sizeof(ComMtd)}}{}{}{{}{}}}{{menu();//显示菜单{}}}{}{printf("\t\t**********登录**{{}}}{while(p[i]=getch()){{}{}}{}{}}手机通信录管理系手机通信录管理系数据查看模数据添加模数据修改模数据删除模办公类个人类商务类4.修改：修改通讯录记录#include<stdio.h>#include<stdlib.h>#include<conio.h>#include<string.h>voidyonghuming();voidmima();voidmain();voidmenu();{{//目录//清屏}{ComMtdry,s;//号码添加//定义文件指针if((fp=fopen("ComMtd.dat","ab+"))==NULL){printf("can'topenfile!\n");exit(0);}printf("\n录入格式姓名号码类别邮箱。当输入姓名为#结束录入\n");while(1)scanf("%s",);if(strcmp(,"#")==0)break;//如果输入#fseek(fp,0,0);//指针定位到文}fwrite(&ry,sizeof(ComMt}fclose(fp);getchar();}{printf("\n输入要查人员的类别:")fread(&ry,sizeof(ComMtd),1,fp);printf("\n%10s%15s%10s%20s\n","姓名","号码",while(!feof(fp)){{printf("%10s%15s%10s%20s\n",,ry.tel,ry.type,ry.e}fread(&ry,sizeof(ComMtd),1,fp);}}}{}{{}}{}{{printf("\n%10s%15s%10s%20s\n","姓名","号码","类别","printf("%10s%15s%10s%20sprintf("\n类别:");scanf("%s",ry.type);//新信息输入printf("\n邮箱:");scanf("%s",ry.email);break;//修}}{printf("\n修改后的人的信息如\n",,ry.tel,ry.type,ry.email);fseek(fp,sizeof(ComMtd),1);//fwrite(&ry,sizeof(ComMtd)}}