Answer to Question #177522 in C++ for P. Gokul

Question

Declare the class Employee, consisting of data members are emp_number, emp_name, department, salary and net_salary. The member functions are GetEmpDetails() to accept information for an employee, Calculate_DA() to calculate DA=20% of salary and display() to display the information of a employee.

Answer 1

#include <iostream>
#include <iomanip>
#include <string>
using namespace std;

class Employee {
    int emp_number;
    string emp_name;
    string department;
    double salary;
    double net_salary;
public:
    Employee(int num, string name, string dep, double salary);
    void GetEmpDerails(int& num, string& name, string& department, double& salary, double& net_salary);
    void Calculate_DA();
    void display();
};

Employee::Employee(int num, string name, string dep, double salary) :
    emp_number(num), emp_name(name), department(dep), salary(salary), net_salary(salary) 
{}

void Employee::GetEmpDerails(int& num, string& name, string& department, double& salary, double& net_salary)
{
    num = emp_number;
    name = emp_name;
    department = this->department;
    salary = this->salary;
    net_salary = this->net_salary;
}

void Employee::Calculate_DA() {
    net_salary = 1.2*salary;
}

void Employee::display() {
    cout << "Employee number:" << emp_number << endl;
    cout << "Employee name:  " << emp_name << endl;
    cout << "Department:     " << department << endl;
    cout << "Salary:        $" << fixed << setprecision(2) << salary << endl;
    cout << "Net salary:    $" << net_salary << endl;
}

int main() {
    Employee smith(0, "Smith", "security", 100000 );
    Employee bond(7, "James Bond", "Intelligence", 200000);

    bond.Calculate_DA();

    cout << "Our staff:" << endl;
    smith.display();
    cout << endl;
    bond.display();
    cout << endl;
}