Student Card Report System in C++

in this video Explain Student Card Report System in C++ in C++ language - Student Card Report System in C++ Project with source code.... ✅ Download Source Code

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HEADER FILE USED IN PROJECT

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#include<iostream> #include<fstream> #include<iomanip> using namespace std; //*************************************************************** // CLASS USED IN PROJECT //**************************************************************** class student { int rollno; char name[50]; int p_marks, c_marks, m_marks, e_marks, cs_marks; double per; char grade; void calculate(); //function to calculate grade public: void getdata(); //function to accept data from user void showdata() const; //function to show data on screen void show_tabular() const; int retrollno() const; }; //class ends here void student::calculate() { per=(p_marks+c_marks+m_marks+e_marks+cs_marks)/5.0; if(per>=60) grade='A'; else if(per>=50) grade='B'; else if(per>=33) grade='C'; else grade='F'; } void student::getdata() { cout<<"\nEnter The roll number of student "; cin>>rollno; cout<<"\n\nEnter The Name of student "; cin.ignore(); cin.getline(name,50); cout<<"\nEnter The marks in physics out of 100 : "; cin>>p_marks; cout<<"\nEnter The marks in chemistry out of 100 : "; cin>>c_marks; cout<<"\nEnter The marks in maths out of 100 : "; cin>>m_marks; cout<<"\nEnter The marks in english out of 100 : "; cin>>e_marks; cout<<"\nEnter The marks in computer science out of 100 : "; cin>>cs_marks; calculate(); } void student::showdata() const { cout<<"\nRoll number of student : "<<rollno; cout<<"\nName of student : "<<name; cout<<"\nMarks in Physics : "<<p_marks; cout<<"\nMarks in Chemistry : "<<c_marks; cout<<"\nMarks in Maths : "<<m_marks; cout<<"\nMarks in English : "<<e_marks; cout<<"\nMarks in Computer Science :"<<cs_marks; cout<<"\nPercentage of student is :"<<per; cout<<"\nGrade of student is :"<<grade; } void student::show_tabular() const { cout<<rollno<<setw(6)<<" "<<name<<setw(10)<<p_marks<<setw(4)<<c_marks<<setw(4)<<m_marks<<setw(4)<<e_marks<<setw(4)<<cs_marks<<setw(8)<<per<<setw(6)<<grade<<endl; } int student::retrollno() const { return rollno; } //*************************************************************** // function declaration //**************************************************************** void write_student(); //write the record in binary file void display_all(); //read all records from binary file void display_sp(int); //accept rollno and read record from binary file void modify_student(int); //accept rollno and update record of binary file void delete_student(int); //accept rollno and delete selected records from binary file void class_result(); //display all records in tabular format from binary file void result(); //display result menu void intro(); //display welcome screen void entry_menu(); //display entry menu on screen //*************************************************************** // THE MAIN FUNCTION OF PROGRAM //**************************************************************** int main() { char ch; cout.setf(ios::fixed|ios::showpoint); cout<<setprecision(2); // program outputs decimal number to two decimal places intro(); do { system("cls"); cout<<"\n\n\n\tMAIN MENU"; cout<<"\n\n\t01. RESULT MENU"; cout<<"\n\n\t02. ENTRY/EDIT MENU"; cout<<"\n\n\t03. EXIT"; cout<<"\n\n\tPlease Select Your Option (1-3) "; cin>>ch; switch(ch) { case '1': result(); break; case '2': entry_menu(); break; case '3': break; default :cout<<"\a"; } }while(ch!='3'); return 0; } //*************************************************************** // function to write in file //**************************************************************** void write_student() { student st; ofstream outFile; outFile.open("student.dat",ios::binary|ios::app); st.getdata(); outFile.write(reinterpret_cast<char *> (&st), sizeof(student)); outFile.close(); cout<<"\n\nStudent record Has Been Created "; cin.ignore(); cin.get(); } //*************************************************************** // function to read all records from file //**************************************************************** void display_all() { student st; ifstream inFile; inFile.open("student.dat",ios::binary); if(!inFile) { cout<<"File could not be open !! Press any Key..."; cin.ignore(); cin.get(); return; } cout<<"\n\n\n\t\tDISPLAY ALL RECORD !!!\n\n"; while(inFile.read(reinterpret_cast<char *> (&st), sizeof(student))) { st.showdata(); cout<<"\n\n====================================\n"; } inFile.close(); cin.ignore(); cin.get(); } //*************************************************************** // function to read specific record from file //**************************************************************** void display_sp(int n) { student st; ifstream inFile; inFile.open("student.dat",ios::binary); if(!inFile) { cout<<"File could not be open !! Press any Key..."; cin.ignore(); cin.get(); return; } bool flag=false; while(inFile.read(reinterpret_cast<char *> (&st), sizeof(student))) { if(st.retrollno()==n) { st.showdata(); flag=true; } } inFile.close(); if(flag==false) cout<<"\n\nrecord not exist"; cin.ignore(); cin.get(); } //*************************************************************** // function to modify record of file //**************************************************************** void modify_student(int n) { bool found=false; student st; fstream File; File.open("student.dat",ios::binary|ios::in|ios::out); if(!File) { cout<<"File could not be open !! Press any Key..."; cin.ignore(); cin.get(); return; } while(!File.eof() && found==false) { File.read(reinterpret_cast<char *> (&st), sizeof(student)); if(st.retrollno()==n) { st.showdata(); cout<<"\n\nPlease Enter The New Details of student"<<endl; st.getdata(); int pos=(-1)*static_cast<int>(sizeof(st)); File.seekp(pos,ios::cur); File.write(reinterpret_cast<char *> (&st), sizeof(student)); cout<<"\n\n\t Record Updated"; found=true; } } File.close(); if(found==false) cout<<"\n\n Record Not Found "; cin.ignore(); cin.get(); } //*************************************************************** // function to delete record of file //**************************************************************** void delete_student(int n) { student st; ifstream inFile; inFile.open("student.dat",ios::binary); if(!inFile) { cout<<"File could not be open !! Press any Key..."; cin.ignore(); cin.get(); return; } ofstream outFile; outFile.open("Temp.dat",ios::out); inFile.seekg(0,ios::beg); while(inFile.read(reinterpret_cast<char *> (&st), sizeof(student))) { if(st.retrollno()!=n) { outFile.write(reinterpret_cast<char *> (&st), sizeof(student)); } } outFile.close(); inFile.close(); remove("student.dat"); rename("Temp.dat","student.dat"); cout<<"\n\n\tRecord Deleted .."; cin.ignore(); cin.get(); } //*************************************************************** // function to display all students grade report //**************************************************************** void class_result() { student st; ifstream inFile; inFile.open("student.dat",ios::binary); if(!inFile) { cout<<"File could not be open !! Press any Key..."; cin.ignore(); cin.get(); return; } cout<<"\n\n\t\tALL STUDENTS RESULT \n\n"; cout<<"==========================================================\n"; cout<<"R.No Name P C M E CS %age Grade"<<endl; cout<<"==========================================================\n"; while(inFile.read(reinterpret_cast<char *> (&st), sizeof(student))) { st.show_tabular(); } cin.ignore(); cin.get(); inFile.close(); } //*************************************************************** // function to display result menu //**************************************************************** void result() { char ch; int rno; system("cls"); cout<<"\n\n\n\tRESULT MENU"; cout<<"\n\n\n\t1. Class Result"; cout<<"\n\n\t2. Student Report Card"; cout<<"\n\n\t3. Back to Main Menu"; cout<<"\n\n\n\tEnter Choice (1/2/3)? "; cin>>ch; system("cls"); switch(ch) { case '1' : class_result(); break; case '2' : cout<<"\n\n\tEnter Roll Number Of Student : "; cin>>rno; display_sp(rno); break; case '3' : break; default: cout<<"\a"; } } //*************************************************************** // INTRODUCTION FUNCTION //**************************************************************** void intro() { cout<<"\n\n\n\t\t STUDENT"; cout<<"\n\n\t\tREPORT CARD"; cout<<"\n\n\t\t PROJECT"; cout<<"\n\n\n\tMADE BY : MsCube Tech"; cout<<"\n\tSCHOOL : Mscube SCHOOL"; cin.get(); } //*************************************************************** // ENTRY / EDIT MENU FUNCTION //**************************************************************** void entry_menu() { char ch; int num; system("cls"); cout<<"\n\n\n\tENTRY MENU"; cout<<"\n\n\t1.CREATE STUDENT RECORD"; cout<<"\n\n\t2.DISPLAY ALL STUDENTS RECORDS"; cout<<"\n\n\t3.SEARCH STUDENT RECORD "; cout<<"\n\n\t4.MODIFY STUDENT RECORD"; cout<<"\n\n\t5.DELETE STUDENT RECORD"; cout<<"\n\n\t6.BACK TO MAIN MENU"; cout<<"\n\n\tPlease Enter Your Choice (1-6) "; cin>>ch; system("cls"); switch(ch) { case '1': write_student(); break; case '2': display_all(); break; case '3': cout<<"\n\n\tPlease Enter The roll number "; cin>>num; display_sp(num); break; case '4': cout<<"\n\n\tPlease Enter The roll number "; cin>>num; modify_student(num);break; case '5': cout<<"\n\n\tPlease Enter The roll number "; cin>>num; delete_student(num);break; case '6': break; default: cout<<"\a"; entry_menu(); } }

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