/* HELLO.C -- Hello, world */
#include
struct person
{
char name[8];
char tel[15];
char addr[50];
};
char filename[20]="E:\\txl.txt";
FILE *fp;
void creat();
void output();
void search();
void append();
void modify();
void delete();
main( )
{
int m;
creat();
while(1)
{
printf("\n\t\t*********欢迎使用通讯录信息管理系统*********\n\n");
printf("\n\t\t添加，请按1");
printf("\n\t\t查找，请按2");
printf("\n\t\t修改，请按3");
printf("\n\t\t删除，请按4");
printf("\n\t\t输出，请按5");
printf("\n\t\t退出，请按0\n");
printf("\n\t\t********************************************\n\n");
printf("Please select(0--5):");
scanf("%d",&m);
if(m>=0&&m<=5)
{
switch(m)
{
case 1: append();
break;
case 2: search();
break;
case 3: modify();
break;
case 4: delete();
break;
case 5: output();
break;
case 0: exit();
}
printf("\n\n操作完毕，请再次选择！");
}
else
printf("\n\n选择错误，请再次选择！");
}
}
/*输入模块creat( )： 创建通讯录的子函数。*/
void creat()
{
struct person one;
long s1;
/*printf("\n请输入通讯录文件名：");
scanf("%s",filename); */
if((fp=fopen(filename,"at+"))==NULL)
{
printf("\n不能建立通讯录！");
exit();
}
fprintf(fp,"%-10s%-20s%-50s\n","姓名","电话号码","住址");
printf("\n请输入姓名、电话号码及住址（以0结束）\n");
scanf("%s",one.name);
while(strcmp(one.name,"0"))
{
scanf("%s%s",one.tel,one.addr);
fprintf(fp,"%-10s%-20s%-50s\n",one.name,one.tel,one.addr);
scanf("%s",one.name);
}
fclose(fp);
}
/*输出模块output( )：输出通讯录中联系人通讯信息的子函数*/
void output()
{
struct person one;
if((fp=fopen(filename,"r"))==NULL)
{
printf("\n不能打开通讯录！");
exit();
}
printf("\n\n%20s\n","通 讯 录");
while(!feof(fp))
{
fscanf(fp,"%s%s%s\n",one.name,one.tel,one.addr);
printf("%-10s%-20s%-50s",one.name,one.tel,one.addr);
}
fclose(fp);
}
/*添加模块append( )：向通讯录中添加某人通讯信息的子函数*/
void append()
{
struct person one;
if((fp=fopen(filename,"a"))==NULL)
{
printf("\n不能打开通讯录！");
exit();
}
printf("\n请输入添加的姓名、电话号码及住址\n");
scanf("%s%s%s",one.name,one.tel,one.addr);
fprintf(fp,"%-10s%-20s%-50s\n",one.name,one.tel,one.addr);
fclose(fp);
}
/*查找模块search( )：在通讯录中查找某人通讯信息的子函数*/
void search()
{
int k=0;
char namekey[8];
struct person one;
printf("\n请输入姓名:");
scanf("%s",namekey);
if((fp=fopen(filename,"rb"))==NULL)
{
printf("\n不能打开通讯录！");
exit();
}
while(!feof(fp))
{
fscanf(fp,"%s%s%s\n",one.name,one.tel,one.addr);
if(!strcmp(namekey,one.name))
{
printf("\n\n已查到，记录为：");
printf("\n%-10s%-18s%-50s",one.name,one.tel,one.addr);
k=1;
}
}
if(!k)
printf("\n\n对不起，通讯簿中没有此人的记录。");
fclose(fp);
}
/*修改模块modify( )：在通讯录中修改某人通讯信息的子函数*/
void modify()
{
int m,k=0;
long offset;
char namekey[8];
struct person one;
printf("\n请输入姓名:");
scanf("%s",namekey);
if((fp=fopen(filename,"r+"))==NULL)
{
printf("\n不能打开通讯录！");
exit();
}
while(!feof(fp))
{
offset=ftell(fp);
fscanf(fp,"%s%s%s\n",one.name,one.tel,one.addr);
if(!strcmp(namekey,one.name))
{
k=1;
break;
}
}
if(k)
{
printf("\n已查到，记录为：");
printf("\n%-10s%-18s%-50s",one.name,one.tel,one.addr);
printf("\n请输入新姓名、电话号码及住址：");
scanf("%s%s%s",one.name,one.tel,one.addr);
fseek(fp,offset,SEEK_SET);
printf("%ld",ftell(fp));
fprintf(fp,"%-10s%-20s%-50s\n",one.name,one.tel,one.addr);
}
else
printf("\n对不起，通讯录中没有此人的记录。");
fclose(fp);
}
/*删除模块delete( )：在通讯录中删除某人通讯信息的子函数*/
void delete()
{
int m,k=0,flag;
long offset1,offset2;
char namekey[8], valid[4];
struct person one;
printf("\n请输入姓名:");
scanf("%s",namekey);
if((fp=fopen(filename,"r+"))==NULL)
{
printf("\n不能打开通讯录！");
exit();
}
while(!feof(fp))
{
offset1=ftell(fp);
fscanf(fp,"%s%s%s\n",one.name,one.tel,one.addr);
if(!strcmp(namekey,one.name))
{
k=1;
break;
if(k)
{
printf("\n已查到，记录为");
printf("\n%-10s%-18s%-50s",one.name,one.tel,one.addr);
printf("\n确实要删除,按1；不删除，按0：");
scanf("%d",&m);
if(m)
{
fseek(fp,offset1,SEEK_SET);
fprintf(fp,"%-10s%-20s%-50s\n","","","");
}
else
printf("\n对不起，通讯录中没有此人的记录。");
fclose(fp);
}
}
}
}
//简单的学生通讯录管理系统
#include
#include
#include
#include
struct record
{
char name[20]; //姓名
char phone[12]; //电话
char adress[50]; //地址
char postcode[8]; //邮政编码
char e_mail[20]; //电子邮件。
}student[100]; //假设最大数为100.
//定义全局变量num，表示已经输入的人数 。
int num; //这里使用数组解决通讯录的问题，实际上使用链表更好。
int menu_select()
{
char s[80];
int a;/*定义整形变量*/
system("cls");
printf("\t\t***********欢迎进入通讯管理界面********\n\n");
printf("\t\t\t0. 输入记录\n");
printf("\t\t\t1. 显示记录\n");
printf("\t\t\t2. 按姓名查找\n");
printf("\t\t\t3. 按电话号码查找\n");
printf("\t\t\t4. 插入记录 \n");
printf("\t\t\t5. 按姓名排序\n");
printf("\t\t\t6. 删除记录\n");
printf("\t\t\t7. Quit\n");
printf("\t\t***********************************************\n\n");
do{
printf("Enter you choice(0~7):");
scanf("%s",s);
a=atoi(s);
}
while (a<0 || a>7);
return a;
}
int adduser()
{
printf("\t\t\t**************** 请输入用户信息 ****************\n");
printf("\t\t\t输入姓名:\n");
scanf("%s",student[num].name);
printf("\t\t\t输入电话号码:\n");
scanf("%s",student[num].phone);
printf("\t\t\t输入地址:\n");
scanf("%s",student[num].adress);
printf("\t\t\t输入邮编:\n");
scanf("%s",student[num].postcode);
printf("\t\t\t输入e-mail:\n");
scanf("%s",student[num].e_mail);
num++;
printf("\t\t\t是否继续添加?(Y/N):\n");
if(getch()=='y' || getch()=='Y')
adduser();
return(0);
}
void list()
{
int i;
system("cls");
if(num!=0)
{
printf("\t\t\t*************** 以下为通讯录所有信息************\n");
for (i=0;i
printf("\t\t\t姓名：%s\n",student[i].name);
printf("\t\t\t电话：%s\n",student[i].phone);
printf("\t\t\t地址：%s\n",student[i].adress);
printf("\t\t\t邮编：%s\n",student[i].postcode);
printf("\t\t\te-mail：%s\n",student[i].e_mail);
if(i+1
system("pause");
}
}
printf("\t\t\t************************************************\n");
}
else
printf("\t\t\t通讯录中无任何纪录\n");
printf("\t\t\t按任意键返回主菜单：\n");
getch(); //这里是无回显的输入字符，你输入的字符不会显示在屏幕上。
return;
}
int searchbyname()
{
int mark=0;
int i;
printf("\t\t\t***************** 按姓名查找 *******************\n");
char name[20];
printf("\t\t\t请输入姓名:\n");
scanf("%s",name);
for(i=0;i
if (strcmp(student[i].name,name)==0)
{
printf("\t\t\t************* 以下是您查找的用户信息 ***********\n");
printf("\t\t\t姓名： %s",student[i].name);
printf("\t\t\t电话： %s",student[i].phone);
printf("\t\t\t地址： %s",student[i].adress);
printf("\t\t\te-mail：%s",student[i].e_mail);
printf("\t\t\t************************************************\n");
mark++;
if((i+1)
printf("\t\t\t是否继续查找相同名字的用户信息：(y/n)\n");
if(getch()=='y' || getch()=='Y')
{
continue;
}
else
return(0);
}
else
{
printf("\t\t\t按任意键返回主菜单");
getch();
return(0);
}
}
}
if(mark == 0)
{
printf("\t\t\t没有相同姓名的用户纪录\n");
printf("\t\t\t按任意键返回主菜单\n");
getch();
return(0);
}
return 0;
}
int searchbyphone()
{
int mark=0;
int i;
printf("\t\t\t****************** 按电话查找 ******************\n");
char phone[10];
printf("\t\t\t请输入电话号码:\n");
scanf("%s",phone);
for(i=0;i
if (strcmp(student[i].phone,phone)==0)
{
printf("\t\t\t************** 以下是您查找的用户信息 **********\n");
printf("\t\t\t姓名： %s",student[i].name);
printf("\t\t\t电话： %s",student[i].phone);
printf("\t\t\t地址： %s",student[i].adress);
printf("\t\t\te-mail：%s",student[i].e_mail);
printf("\t\t\t************************************************\n");
printf("\t\t\t按任意键返回主菜单\n");
mark++;
getch();
return(0);
}
}
if (mark==0)
{
printf("\t\t\t没有改用户的信息\n");
printf("\t\t\t按任意键返回主菜单\n");
getch();
return(0);
}
return(0);
}
void deletebyphone()
{
int i,j;
int deletemark=0;
char phone[20];
printf("\t\t\t请输入要删除用户电话号码：\n");
scanf("%s",phone);
if(num==0)
{
printf("\t\t\t对不起，文件中无任何纪录\n");
printf("\t\t\t按任意键返回主菜单\n");
getch();
return;
}
for (i=0;i
if (strcmp(student[i].phone,phone)==0)
{
printf("\t\t\t以下是您要删除的用户纪录：\n");
printf("\t\t\t姓名： %s",student[i].name);
printf("\t\t\t电话： %s",student[i].phone);
printf("\t\t\t地址： %s",student[i].adress);
printf("\t\t\te-mail：%s",student[i].e_mail);
printf("\t\t\t是否删除?(y/n)");
if (getch()=='y' || getch()=='Y')
{
for (j=i;j
num--;
deletemark++;
printf("\t\t\t删除成功");
printf("\t\t\t是否继续删除?(y/n)");
if (getch()=='y' || getch()=='Y')
deletebyphone();
return;
}
else
return;
}
continue;
}
if (deletemark==0)
{
printf("\t\t\t没有该用户的纪录");
printf("\t\t\t是否继续删除?(y/n)");
if(getch()=='y' || getch()=='Y')
deletebyphone();
return;
}
return;
}
void deletebyname()
{
int a=0;
int findmark=0;
int j;
int deletemark=0;
int i;
char name[20];
printf("\t\t\t请输入要删除用户姓名：\n");
scanf("%s",name);
for (i=a;i
if(strcmp(student[i].name,name)==0)
{
printf("\t\t\t以下是您要删除的用户纪录：");
findmark++;
printf("\t\t\t________________________________");
printf("\t\t\t姓名： %s",student[i].name);
printf("\t\t\t电话： %s",student[i].phone);
printf("\t\t\t地址： %s",student[i].adress);
printf("\t\t\te-mail：%s",student[i].e_mail);
printf("\t\t\t________________________________");
printf("\t\t\t是否删除?(y/n)");
if (getch()=='y' || getch() == 'Y')
{
for(j=i;j
num--;
deletemark++;
printf("\t\t\t删除成功");
if((i+1)
printf("\t\t\t是否继续删除相同姓名的用户信息?(y/n)");
if (getch()=='y')
{
a=i;
continue;
}
}
printf("\t\t\t是否继续删除?(y/n)");
if (getch()=='y')
deletebyname();
return;
}
if((i+1)
printf("\t\t\t是否继续删除相同姓名的用户信息?(y/n)");
if (getch()=='y' || getch() == 'Y')
{
a=i;
continue;
}
}
}
else
continue;
}
if ((deletemark==0)&&(findmark==0))
{
printf("\t\t\t没有该用户的纪录");
printf("\t\t\t是否继续删除?(y/n)");
if(getch()=='y' || getch() == 'Y')
deletebyphone();
return;
}
else if (findmark!=0)
{
printf("\t\t\t没有重名信息");
printf("\t\t\t没有该用户的纪录");
printf("\t\t\t是否继续删除?(y/n)");
if(getch()=='y' || getch() == 'Y')
deletebyphone();
return;
}
}
int dele()
{
char choic;
printf("\t\t\t1-按电话号码删除 2-按姓名删除");
printf("\t\t\t请选择：");
choic=getch();
switch (choic)
{
case '1':deletebyphone();break;
case '2':deletebyname();break;
}
return(0);
}
int sortbyname() //按姓名进行排序
{
int i,j;
struct record tmp;
for (i=1;i
if(strcmp(student[i].name,student[i-1].name)<0)
{
tmp=student[i];
j=i-1;
do
{
student[j+1]=student[j];
j--;
}while ((strcmp(tmp.name,student[j].name)<0&&j>=0));
student[j+1]=tmp;
}
}
printf("\t\t\t排序成功,是否显示?(y/n)");
if (getch()=='y')
list();
return(0);
}
int main()
{
printf("\t\t************************************************\n");
printf("\t\t********welcome to TONGXUNLU *******************\n");
printf("\t\t###########code by XXXXX ###################\n");
printf("\t\t*************************************************\n");
printf("按任意键进入主菜单\n");
getch();
int selectnum;
while(1)
{
selectnum = menu_select();
switch(selectnum)
{
case 0:
{
adduser();
break;
}
case 1:
{
list();
break;
}
case 2:
{
searchbyname();
break;
}
case 3:
{
searchbyphone();
break;
}
case 4:
{
adduser(); //这里插入，应该能指定位置，不过意义不大，所以和添加记录一样了。
break;
}
case 5:
{
sortbyname();
break;
}
case 6:
{
dele();
break;
}
case 7:
{
printf("BYE BYE!\n");
system("pause");
getchar();
exit(0);
}
}
}
getchar();
return 0;
}
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