Logo 
Search:

C++ Programming Articles

Submit Article
Home » Articles » C++ Programming » Data File StructureRSS Feeds

Program of telephone directory

Posted By: Easy Tutor     Category: C++ Programming     Views: 54784

Write a program of telephone directory which does below functions using file.

1) Inserts person name and telephone number in a file
2) Displays all records from a file
3) Search telephone number based on person name from a file
4) Search person name based on telephone number from a file
5) Update telephone number by providing person name

Code for Program of telephone directory in C++ Programming

//Telephone Directory

#include <iostream.h>
#include <fstream.h>
#include <string.h>
#include <iomanip.h>
#include <conio.h>

class phoneBook{
    char name[20],phno[15];
    public:
    void getdata();
    void showdata();
    char *getname(){ return name; }
    char *getphno(){ return phno; }
    void update(char *nm,char *telno){
        strcpy(name,nm);
        strcpy(phno,telno);
    }
};

void phoneBook :: getdata(){
    cout<<"\nEnter Name : ";
    cin>>name;
    cout<<"Enter Phone No. : ";
    cin>>phno;
}

void phoneBook :: showdata(){
    cout<<"\n";
    cout<<setw(20)<<name;
    cout<<setw(15)<<phno;
}


void main(){
    phoneBook rec;
    fstream file;
    file.open("d:\\phone.dat", ios::ate | ios::in | ios::out | ios::binary);
    char ch,nm[20],telno[6];
    int choice,found=0;
    while(1){
        clrscr();
        cout<<"\n*****Phone Book*****\n";
        cout<<"1) Add New Record\n";
        cout<<"2) Display All Records\n";
        cout<<"3) Search Telephone No.\n";
        cout<<"4) Search Person Name\n";
        cout<<"5) Update Telephone No.\n";
        cout<<"6) Exit\n";
        cout<<"Choose your choice : ";
        cin>>choice;
        switch(choice){
            case 1 : //New Record
                 rec.getdata();
                 cin.get(ch);
                 file.write((char *) &rec, sizeof(rec));
                 break;

            case 2 : //Display All Records
                 file.seekg(0,ios::beg);
                 cout<<"\n\nRecords in Phone Book\n";
                 while(file){
                    file.read((char *) &rec, sizeof(rec));
                    if(!file.eof())
                        rec.showdata();
                 }
                 file.clear();
                 getch();
                 break;

            case 3 : //Search Tel. no. when person name is known.
                 cout<<"\n\nEnter Name : ";
                 cin>>nm;
                 file.seekg(0,ios::beg);
                 found=0;
                 while(file.read((char *) &rec, sizeof(rec)))
                 {
                    if(strcmp(nm,rec.getname())==0)
                    {
                        found=1;
                        rec.showdata();
                    }
                 }
                 file.clear();
                 if(found==0)
                    cout<<"\n\n---Record Not found---\n";
                 getch();
                 break;

            case 4 : //Search name on basis of tel. no
                 cout<<"\n\nEnter Telephone No : ";
                 cin>>telno;
                 file.seekg(0,ios::beg);
                 found=0;
                 while(file.read((char *) &rec, sizeof(rec)))
                 {
                    if(strcmp(telno,rec.getphno())==0)
                    {
                        found=1;
                        rec.showdata();
                    }
                 }
                 file.clear();
                 if(found==0)
                    cout<<"\n\n---Record Not found---\n";
                 getch();
                 break;

            case 5 : //Update Telephone No.
                 cout<<"\n\nEnter Name : ";
                 cin>>nm;
                 file.seekg(0,ios::beg);
                 found=0;
                 int cnt=0;
                 while(file.read((char *) &rec, sizeof(rec)))
                 {
                    cnt++;
                    if(strcmp(nm,rec.getname())==0)
                    {
                        found=1;
                        break;
                    }
                 }
                 file.clear();
                 if(found==0)
                    cout<<"\n\n---Record Not found---\n";
                 else
                 {
                    int location = (cnt-1) * sizeof(rec);
                    cin.get(ch);
                    if(file.eof())
                        file.clear();

                    cout<<"Enter New Telephone No : ";
                    cin>>telno;
                    file.seekp(location);
                    rec.update(nm,telno);
                    file.write((char *) &rec, sizeof(rec));
                    file.flush();
                 }
                 break;
            case 6 : gotoout;
        }
    }
out:
file.close();
}[/Code]
  
Share: 


Didn't find what you were looking for? Find more on Program of telephone directory Or get search suggestion and latest updates.

Easy Tutor
Easy Tutor author of Program of telephone directory is from United States. Easy Tutor says

Hello Friends,

I am Free Lance Tutor, who helped student in completing their homework.

I have 4 Years of hands on experience on helping student in completing their homework. I also guide them in doing their final year projects.

I have share many programs on this website for everyone to use freely, if you need further assistance, than please contact me on easytutor.2ya [at the rate] gmail [dot] com

I have special discount scheme for providing tutor services. I am providing tutor service to students from various contries, currently most of my students are from United States, India, Australia, Pakistan, Germany, UK and Canada.

I am also here to expand my technical network to receive more opportunity in my career, make friends to help them in resolving their technical problem, learn and share my knowledge, If you like to be my friend, Please send me friend request.

Thanks,
Happy Programming :)

 
View All Articles

Related Articles and Code:


 
Please enter your Comment

  • Comment should be atleast 30 Characters.
  • Please put code inside [Code] your code [/Code].

 
Saurav Rrs from United States Comment on: Apr 05
fuck man.. doesn't work!!!!
loss of time.. fuck your site..

Saurav Rrs from United States Comment on: Apr 05
lil help here
why it is not working??

Kendrex Torre from Philippines Comment on: Dec 09
why is it not running?

View All Comments