下面這個妳可以參考下
#include?<stdio.h>#include?<stdlib.h>?
#include?<string.h>
#include?<iostream>
using?namespace?std;
#define?maxlen?15
struct?persons
{
int?num;?
char?name[20];?
char?e_addr[20];
char?tel_no[15];
char?sim_no;
char?arch;
}persons[maxlen];
typedef?struct?lnode{?
int?num;
char?name[20];
char?e_addr[20];
char?tel_no[15];
char?sim_no;
char?arch;
struct?lnode?*next;
}listnode,*linklist;
linklist?head=NULL,r=NULL;?
listnode?*s,*p0,*p1,*p2,*p3,*p4,*p5,*p6,*p7,*p8,*p9;
int?i;
char?name1[10],ch;char?tel_no1[15];char?arch1;char?sim_no1;char?e_addr1[20];
char?s1[20];
FILE?*fp;?
void?creat()
{?
int?j;
long?k;
fp=fopen("數據文件.txt","r?t");?
if(fp!=NULL)
{for(i=0;i<=maxlen;i++?)
{?j=fgetc(fp);
if(j==EOF)
return;
k=i;
fseek(fp,k*sizeof(struct?persons),0);?
fread(&persons[i],sizeof(struct?persons),1,fp);
s=(linklist)malloc(sizeof(listnode));
s->num=persons[i].num;
strcpy(s->name,persons[i].name);
strcpy(s->e_addr,persons[i].e_addr);
strcpy(s->tel_no,persons[i].tel_no);
s->sim_no=persons[i].sim_no;
s->arch=persons[i].arch;
if(head==NULL)?
{head=s;r=head;head->next=NULL;}
else
{r->next=s;
r=s;r->next=NULL;
}}fclose(fp);}
else
{?fp=fopen("數據文件.txt","w");?
i=1;
}
}
void?ShowA()
{p1=head;
while(p1!=NULL)
{if(p1->arch=='A')
{
cout<<endl;
cout<<p1->name<<endl;
cout<<p1->tel_no<<endl;
cout<<p1->sim_no<<endl;}
p1=p1->next;continue;}
}
void?ShowB()
{p1=head;
while(p1!=NULL)
{if(p1->arch=='B')
{
cout<<endl;
cout<<p1->name<<endl;
cout<<p1->tel_no<<endl;
cout<<p1->sim_no<<endl;}
p1=p1->next;continue;}
}
void?ShowC()
{p1=head;
while(p1!=NULL)
{if(p1->arch=='C')
{
cout<<endl;
cout<<p1->name<<endl;
cout<<p1->tel_no<<endl;
cout<<p1->sim_no<<endl;}
p1=p1->next;continue;}
}
void?Show()
{char?ch1;
printf("?Which?arch?do?you?want?to?show?\n");
cout<<"?A:同學同事"<<"B:家人"<<"C:其他"<<endl;
cout<<"請選擇:"<<endl;
cin>>ch1;
switch(ch1)
{case'A':ShowA();break;
case'B':ShowB();break;
case'C':ShowC();break;
default:cout<<"error"<<endl;
}
}
void?Delete()?
{?printf("\n\n\t?請輸入要刪除用戶的姓名:");
cin>>name1;
p4=head;
if(strcmp(p4->name,name1)==0)
{?p4=p4->next;?
head=p4;
}
else
{?while(strcmp(p4->next->name,name1)!=0)
p4=p4->next;
p5=p4->next;
p4->next=p5->next;
free(p5);
}
}?
void?Input()?
{?s=(linklist)malloc(sizeof(listnode));
printf("\n\n\t請輸入該用戶的信息:");
cout<<"name:";
cin>>s->name;
cout<<"tel_no:";
cin>>s->tel_no;
cout<<"sim_no:";
cin>>s->sim_no;
cout<<"e_addr:";
cin>>s->e_addr;
cout<<"arch:";
cin>>s->arch;
if(head==NULL)printf("\n\n");
else
{p8=head;
while(p8!=NULL&&strcmp(s->name,p8->name)!=0&&strcmp(s->tel_no,p8->tel_no)!=0)
p8=p8->next;
if(p8!=NULL)
{printf("?您添加的用戶已存在!");
free(s);}}
if(head==NULL)
{head=s;head->next=NULL;}
else
{r->next=s;
r=s;r->next=NULL;}
}
void?Alter()?
{
printf("\n\n\t?請輸入姓名:");
cin>>name1;
p3=head;
while(p3!=NULL&&strcmp(name1,p3->name)!=0)
p3=p3->next;
if(p3==NULL)
printf("\n\n\t?您選擇的用戶不存在!");
else
{?printf("\n\n\t請輸入該用戶的新信息!");?
cout<<"name:";
cin>>name1;
cout<<"tel_no:";
cin>>tel_no1;
cout<<"e_addr:";
cin>>e_addr1;
cout<<"sim_no:";
cin>>sim_no1;
cout<<"arch:";
cin>>arch1;
while(p9!=NULL&&strcmp(name1,p9->name)!=0&&strcmp(tel_no1,p9->tel_no)!=0)
p9=p9->next;
if(p9==NULL)
{strcpy(p3->name,name1);
strcpy(p3->tel_no,tel_no1);
strcpy(p3->e_addr,e_addr1);
p3->sim_no=sim_no1;
p3->arch=arch1;
}
else
printf("您添加的用戶已存在!");
}
}
void?Dial()
{int?a;char?b;
cout<<"1.撥叫用戶:"<<endl;
cout<<"2.使用單鍵撥號:"<<endl;
cin>>a;
p0=head;
if(a==1)
{cout<<"請輸入撥叫用戶的姓名:";
cin>>name1;
while(strcmp(name1,p0->name)!=0&&p0!=NULL)
p0=p0->next;
if(p0==NULL)
cout<<"?您選擇的用戶不存在!";
else?
/*for(c=0;c<15;c++)
{cout<<endl;
cout<<(*p0).tel_no[c];}*/
{cout<<endl;
cout<<p0->tel_no;
cout<<endl;}
}
else?
{cout<<"請輸入單鍵號碼:";
cin>>b;
while(p0!=NULL&&b!=p0->sim_no)
p0=p0->next;
if(p0==NULL)
cout<<"?您輸入的單鍵號碼不存在!";
else
{cout<<endl;
cout<<p0->name<<endl;
cout<<p0->tel_no;
cout<<endl;}
}
}
void?Save()?
{?int?j;
fp=fopen("數據文件.txt","w");
for(p2=head,j=0;p2!=NULL;j++?,p2=p2->next)
{?
strcpy(persons[j].name,p2->name);
strcpy(persons[j].tel_no,p2->tel_no);
persons[j].sim_no=p2->sim_no;
strcpy(persons[j].e_addr,p2->e_addr);
persons[j].arch=p2->arch;
fwrite(&persons[j],sizeof(struct?persons),1,fp);
}
}
void?main()
{?creat();
do
{
printf("?**********************************************************");
printf("\n\n\n\n\t?歡迎來到通訊錄！");
printf("\n\n\t\t?請選擇操作:");
printf("\n\t\t1.顯示通訊錄");
printf("\n\t\t2.刪除通訊錄");
printf("\n\t\t3.添加通訊錄");
printf("\n\t\t4.編輯通訊錄");
printf("\n\t\t5.撥號功能");
printf("\n\t\t6.保存剛才的操作並退出\n");
printf("?**********************************************************");
printf("\n\n\n");
printf("\t選擇您想要的操作:");
cin>>ch;
switch(ch)
{?case?'1':?Show();?
break;
case?'2':?Delete();
break;
case?'3':?Input();
break;
case?'4':?Alter();
break;
case?'5':?Dial();
break;
case?'6':?Save();
fclose(fp);
exit(0);
break;
default:
printf("\n\t*********************************\n");
printf("\n\t?The?num?should?1-6!!!?\n");
printf("\n\t**********************************");
break;
}
}while(1);
}