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详细说明： C语言编写的通讯录管理程序设计 #include"stdio.h" #include"stdlib.h" #include"string.h" #include"conio.h" #define HEADER1"------------------------------------------MESSAGE MENU--------------------------------------------------------------\n" #define HEADER2" | num | name | phonenumber | address |\n" #define HEADER3" |-------------------------------------------------------------------|\n" #define FORMAT " | %-10s %-10s %-15s %-20s |\n" #define DATA p->num,p->name,p->phonenum,p->address #define END " ------------------------------------------------------------------------------------------------------------------\n" #define N 100 int saveflag=0; /*是否需要存盘的标志变量*/ typedef struct record /*标记为record*/ { char num[4]; /*编号*/ char name[10]; /*姓名*/ char phonenum[15]; /*电话*/ char address[20]; /*地址*/ } RECORD; RECORD tele[N]; void menu(); void Disp(); void Qur(); void Modify(); void SelectSort(); void Wrong(); void Save(); void main() { RECORD tele[N]; /*定义RECOED结构体*/ FILE *fp; /*文件指针*/ int select; /*保持内选择结果变量*/ char ch; /*保存y，Y，n，N*/ int count=0; /*保存文件中的记录条数（或元素个数）*/ fp=fopen("C:\\record.txt","a+"); /*以追加方式打开文本文件c;\record，可读可写，若此文件不存在，会创建此文件*/ if(fp==NULL) { printf("\n=>Can not open file!\n"); exit(0); } while(!feof(fp)) { if(fread(&tele[count],sizeof(RECORD),1,fp)==1) /*一次从文件中读取一条通讯记录*/ count++; } fclose(fp); /*关闭文件*/ printf("\n=>Open file success,the total records number is:%d.\n",count); getchar(); menu(); while(1) { system("cls"); menu(); cprintf("\n Please input your choice(0-8):"); /*显示提示信息*/ ch=getch(); if(ch=='0') { if(saveflag==1) /*若对数组的数据有修且未进行存盘操作，则此标志为1*/ { getchar(); printf("\n==>Whether save the modified record to file?(y/n):"); scanf("%c",&ch); if(ch=='y'||ch=='Y') Save(tele,count); } printf("\n=>Thank you for useness!"); getchar(); break ; } switch(ch) { case'0':break; case'1':count=Add(tele,count);break; /*增加通讯记录*/ case'2':system("cls");Disp(tele,count);break; /*显示通讯记录*/ case'3':count=Del(tele,count) ;break; /*删除通讯记录*/ case'4':Qur(tele,count);break; /*查询通讯记录*/ case'5':Modify(tele,count);break; /*修改通讯记录*/ case'6':count=Insert(tele,count);break; /*插入通讯记录*/ case'7':SelectSort(tele,count);break;/*排序通讯记录*/ case'8':Save(tele,count);break; /*保存通讯记录*/ default: Wrong();getchar();break; /*按键有误，必需为0~8*/ } } } void menu() { system("cls"); /*调用DOS命令清屏，与clrscr（）功能相同*/ textcolor(63); /*在文本模式中选择新的字符颜色*/ gotoxy(10,5); /*在文本窗口中设置光标*/ printf(" The communication management system\n"); gotoxy(10,8); printf(" ****Menu**** \n"); gotoxy(10,9); printf("\n"); gotoxy(10,10); printf("\* 1. Add record\n"); /*增加*/ gotoxy(10,11); printf("\* 2. Display record\n"); /*展览*/ gotoxy(10,12); printf("\* 3. Delete record\n"); /*删除*/ gotoxy(10,13); printf("\* 4. Search record\n"); /*查找*/ gotoxy(10,14); printf("\* 5. Modify record\n"); /*更改*/ gotoxy(10,15); printf("\* 6. Insert record\n"); /*插入*/ gotoxy(10,16); printf("\* 7. Sort record\n"); /*整理*/ gotoxy(10,17); printf("\* 8. Save record\n"); /*保存*/ gotoxy(10,18); printf("\* 0 Quit system\n"); /*退出*/ gotoxy(10,19); printf(" ************ \n"); /*cprintf（）送格式话输出至文本窗口屏幕中*/ } /*格式化输出表头*/ void printheader() { printf(HEADER1); printf(HEADER2); printf(HEADER3); } /*格式化输出表中数据*/ void printdata(RECORD q) { RECORD *p; p=&q; printf(FORMAT,DATA); } void Disp( RECORD temp[],int n) /*显示数组temp[]中存储的通讯记录，内容为record结构中定义的内容*/ { int i; if(n==0) /*表示没有通讯记录*/ { printf("\n=>No menu record!\n"); getchar(); return ; } printf("\n\n"); printheader(); /*输出表格头部*/ i=0; while(iNot find this menu record!\n"); } int Locate(RECORD temp[],int n,char findmess[],char nameorphonenum[]) { int i=0; if(strcmp(nameorphonenum,"phonenum")==0) /*按电话号码查询*/ { while(ilens) printf("\n Exceed the required length! \n"); /*进行长度检测，超过lens值重新输入*/ } while(strlen(n)>lens); strcpy(t,n); /*将输入发字符串拷贝到字符串t中*/ } int Add(RECORD temp[],int n) /*增加通讯记录*/ { char ch,num[10]; int i,flag=0; system("cls"); Disp(temp,n); /*先打印出已有的通讯录信息*/ while(1) /*一次可输入多条记录，直至输入编号为0的记录才结束添加操作*/ { while(1) /*输入记录编号，保证该编号没有被使用，若输入编号为0，则退出添加记录操作*/ { stringinput(num,10,"Input number(press '0' return menu):"); /*格式化输入编号并检验*/ flag=0; if(strcmp(num,"0")==0) /*输入为0，则退出添加操作，返回主界面*/ { return n; } i=0; while(iThe number %s is existing,try again?(y/n):",num); scanf("%c",&ch); if(ch=='y'||ch=='Y') continue; else return n; } else {break;} } strcpy(temp[n].num,num); /*将字符串num拷贝到temp[n].num中*/ stringinput(temp[n].name,15,"Name:\n"); stringinput(temp[n].phonenum,15,"Telephone:\n"); stringinput(temp[n].address,15,"Address:\n"); saveflag=1; n++; } return n; } void Qur(RECORD temp[],int n) /*按编号或姓名查询通讯记录*/ { int select; /*按1：按姓名查，2：按电话号码查，其他：返回住界面（菜单）*/ char searchinput[20]; /*包寻用户输入的查询内容*/ int p=0; if(n<=0) /*若数组为空*/ { system("cls"); printf("\n=>No menu record!\n"); getchar(); return ; } system("cls"); printf("\n =>1 Search by name =>2 Search by telephonenumber\n"); printf(" Please choice[1,2]:"); scanf("%d",&select); if(select==1) /*按姓名查询*/ { stringinput(searchinput,10,"Input the existing name:"); p=Locate(temp,n,searchinput,"name"); /*在数组temp中查找编号为searchinput值的元素，并返回该数组元素的下标值*/ if(p!=-1) /*若找到该记录*/ { printheader(); printdata(temp[p]); printf(END); printf("Press any key to return"); getchar(); } else Nofind(); getchar(); } else if(select==2) /*按电话号码查询*/ { stringinput(searchinput,15,"Input the existing telephone number:"); p=Locate(temp,n,searchinput,"phonenum"); if(p!=-1) { printheader(); printdata(temp[p]); printf(END); printf("Press any key to return"); getchar(); } else Nofind(); getchar(); } else Wrong(); getchar(); } int Del(RECORD temp[],int n) { int sel; char findmess[20]; int p=0,i=0; if(n<=0) { system("cls"); printf("\n=>No menu record!\n"); getchar(); return n; } system("cls"); Disp(temp,n); printf("\n =>1 Delete by name =>2 Delete by telephonenumber\n"); printf(" Please choice[1,2]:"); scanf("%d",&sel); if(sel==1) { stringinput(findmess,10,"Input the existing name:"); p=Locate(temp,n,findmess,"name"); getchar(); if(p!=-1) { for(i=p+1;iDelete success!\n"); n--; getchar(); saveflag=1; } else Nofind(); getchar(); } else if(sel==2) /*先按电话号码查询到该记录所在的数组元素的下标值*/ { stringinput(findmess,15,"Input the existing telephone number:"); p=Locate(temp,n,findmess,"phonenum"); getchar(); if(p!=-1) { for(i=p+1;iDelete success!\n"); n--; getchar(); saveflag=1; } else Nofind(); getchar(); } return n; } void Modify(RECORD temp[],int n) { char findmess[20]; int p=0; if(n<=0) { system("cls"); printf("\n=>No menu record!\n"); getchar(); return ; } system("cls"); printf("modify menu book recorder"); Disp(temp,n); stringinput(findmess,10,"Input the existing name:"); /*输入并检验该姓名*/ p=Locate(temp,n,findmess,"name"); /*查询到该数组元素，并返回下标值*/ if(p!=-1) /*若p！=-1，表明已经找到该数组元素*/ { printf("Number:%s,\n",temp[p].num); printf("Name:%s,",temp[p].name); stringinput(temp[p].name,15,"Input new name:"); printf("Name:%s,",temp[p].phonenum); stringinput(temp[p].name,15,"Input new telephone:"); printf("Name:%s,",temp[p].address); stringinput(temp[p].address,30,"Input new address:"); printf("\n=>modify success!\n");getchar(); Disp(temp,n); getchar();saveflag=1; } else { Nofind(); getchar(); } return ; } int Insert(RECORD temp[],int n) { char ch,num[10],s[10]; /*s[]保存插入点位置之前的记录编号，num[]保存输入的新记录的编号*/ RECORD newinfo; int flag=0,i=0,m=0; system("cls"); Disp(temp,n); while(1) { stringinput(s,10,"Please input insert location after the Number:"); flag=0;i=0; while(iThe number is not existing,try again?(y\n):",s); scanf("%c",&ch); if(ch=='y'||ch=='Y') { continue; } else { return n; } } } /*以下新记录的输入操作与Add（）相同*/ while(1) { stringinput(num,10,"Input new Number:"); flag=0;i=0; while(iSorry,The number %s is existing,try again?(y\n):",num); scanf("%c",&ch); if(ch=='y'||ch=='Y') { continue; } else { return n; } } else break; } strcpy(newinfo.num,num); /*将字符串num拷贝到newinfo.num中*/ stringinput(newinfo.name,15,"Name:"); stringinput(newinfo.phonenum,15,"Telephone:"); stringinput(newinfo.address,15,"Address:"); saveflag=1; /*在main（）中有对该全局变量的判断，若为1，则进行存盘操作*/ for(i=n-1;i>m;i--) /*从最后一个组织元素开始往前移一个元素位置*/ { strcpy(temp[i+1].num,temp[i].num); strcpy(temp[i+1].name,temp[i].name); strcpy(temp[i+1].phonenum,temp[i].phonenum); strcpy(temp[i+1].address,temp[i].address); } strcpy(temp[m+1].num,newinfo.num); strcpy(temp[m+1].name,newinfo.name); strcpy(temp[m+1].phonenum,newinfo.phonenum); strcpy(temp[m+1].address,newinfo.address); n++; Disp(temp,n); printf("\n\n");getchar(); return n; } void SelectSort(RECORD temp[],int n) { int i=0,j=0,flag=0,indexmin,select; char charflag[10]; RECORD newinfo; if(n<=0) { system("cls"); printf("\n=>Not record!\n"); getchar(); return ; } system("cls"); Disp(temp,n); /*显示排序前的所有记录*/ printf("\n =>1 SORT by num =>2 SORT by another way \n"); printf(" Please choice[1,2]:"); scanf("%d",&select); if(select==1) /*按记录编号排序*/ { for(i=0;iSort complete!\n");getchar(); return; } else if(select==2) { for(i=0;iSort complete!\n");getchar(); return; } else { Wrong(); getchar(); getchar(); return; } } void Save(RECORD temp[],int n) { int i=0; FILE *fp; fp=fopen("c:\\record.txt","w"); /*以只写方式打开文本文件*/ if(fp==NULL) /*打开文件失败*/ { printf("\n=>Open file error!\n"); getchar(); return; } for(i=0;i0) { getchar(); printf("\n\n=>Save file complete,total saved's record number is:%d\n",i); getchar(); saveflag=0; } else { system("cls"); printf("The current link is empty,no menu record is saved!\n"); getchar(); } fclose(fp); /*关闭此文件*/ } ...展开收缩
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