Cpp Project :Student info

Cpp Project :Student info

 

///====================CREARED BY JAMIUL ALAM===========================

#include<iostream>

#include<stdio.h>

#include<string.h>

#include<stdlib.h>

#include<fstream>

using namespace std;

 class student

  {

  public:

      char name[50],dept[30],ch,adress[40];

      float id;

    public:

       void add_new(char*);

       void show(char*);

       void del_item(char*);

       void search(char*);

     };

   void student::add_new(char fname[20])

   {

      int d,t,s,i;

      char sub[30];

      do

      {

      FILE *fp;

      fp=fopen(fname,"a");

      fopen(fname,"a");

      cout<<"student Name: ";

      //cin>>name;

      gets(name);

      cin.get(name,20);

      cout<<"\nGiven Id: ";

      cin>>id;

      cout<<"\nDepartment: ";

      cin>>dept;

      cout<<"\nAddress= ";

      gets(adress);

     cin.get(adress,20);

      fprintf(fp,"\t%s\t\t%0.1f  \t\t\t%s\t\t\t%s\n",name,id,dept,adress);

      fclose(fp);

      system("cls");

      cout<<"\n1.To add student.\n\n0.To Break\n";

      cin>>d;

      }

      while(d!=0);

   }

    void student::show(char fname[20])

     {

        cout<<"--------------------------------------------------------------------------------\n";

        cout<<"\tNAME\t\tId  \t\t\tDEPARTMENT\t\tADDRESS\n"<<endl;

        fstream fp;

        fp.open(fname,ios::in);

        while(fp)

        {

        fp.get(ch);

        cout<<ch;

        }

        cout<<"--------------------------------------------------------------------------------\n\n";

     }

     void student:: del_item(char fname[20])

     {

         int k;

         do

        {

        FILE *fp;

        char temd[5000],del[100],m[5000];

        int d,i,j=0,n=0,u=0;

        printf("Enter the name you want to delete!\n");

        scanf("%s",del);

        fp=fopen(fname,"r");

        for(d=0; del[d]!='\0'; d++)

        {

        }

        fp=fopen(fname,"r");

        while(fgets(temd, 5000, fp) != NULL)

        {

            if((strstr(temd, del)) != NULL)

            {

                u++;

            }

            else

            {

                for(i=0; temd[i]!='\0'; i++)

                {

                    m[j]=temd[i];

                    j++;

                }

            }

        }

        fclose(fp);

        fp=fopen(fname,"w");

        for(n=0; n<j; n++)

        {

            if(m[n]==1)

            {

                fprintf(fp,"\n");

            }

            else

            {

                fprintf(fp,"%c",m[n]);

            }

        }

        cout<<"\nname has been successfully DELETE from the list!\n";

        if(u==0)

            {

                system("cls");

                cout<<"\nSorry,there is no name.\nTry again!\n";

            }

        fclose(fp);

        printf("\nTo Delete another name then press 1\n\nto stop press 0 !\n");

        cin>>k;

        }

        while(k!=0);

     }

    void student::search(char fname[20])

    {

        FILE *fp;

        char search[100],temd[5000];

        int m,n;

        do

        {

            fp=fopen(fname,"r");

            n=0;

            printf("Enter the  name you want to search!\n");

            scanf("%s",search);

            system("cls");

            while(fgets(temd, 5000,fp)!=NULL)

            {

                if(strstr(temd,search)!=NULL)

                {

                    cout<<"Your search result:\n\n";

                    cout<<"-----------------------------------------------------------------------------------\n";

                    cout<<"\tNAME\t\tId  \t\t\tDEPARTMENT\t\tADDRESS"<<endl;

                    cout<<"-------------------------------------------------------------------------------------\n";

                    printf("%s\n",temd);

                    n++;

                }

            }

            if(n==0)

            {

                printf("\nSorry there is no name match '%s' in the list.\nTry again!\n\n",search);

            }

            printf("To search another student then press 1  \n\nto stop press 0 !\n");

            cin>>m;

        }

        while(m!=0);

    }

  int main()

  {

     char m[15],name[20];

     float id,l;

     cout<<"Create your file first"<<endl;

     cin>>m;

     cout<<"\n\nUser name: ";

     gets(name);

     cin.get(name,20);

     cout<<"\n\npassword: ";cin>>id;

     system("cls");

     student obj;

     int x;

    do{

       cout<<endl<<"****************************************************"<<endl;;

       cout<<"\n\tWELCOME TO DATABASE SYSTEM \n";

       cout<<endl<<"****************************************************"<<endl;

       cout<<"\n YOUR OPTIONS:\n";

       cout<<"\n\n\t1. ADD NEW:";

       cout<<"\n\n\t2. SHOW :";

       cout<<"\n\n\t3. DELETE :";

       cout<<"\n\n\t4. SEARCH :";

       cout<<"\n\n\t5. EXIT\n";

      cin>>x;

    switch(x)

    {

        case 1: obj.add_new(m);

            break;

        case 2:obj.show(m);

            break;

        case 3: obj.del_item(m);

            break;

        case 4: obj.search(m);

            break;

        case 5: break;

    }

    }

    while(x!=5);

    return 0;

    }