/* The overloading method must be defined within the same class whose
* objects are going to be used with the operator; else, compiler will complain:
* One of the parameters of a binary operator must be the containing type. */
/* It is possible to use any kind of operators inside an overloaded operator
* besides itself to perform manipulations on variables. */
/* Overloading + implicitly overloads += also. */
// Overloading the + operator
public static Employee operator +(Employee emp_1, Employee emp_2)
{
Employee emp = new Employee();
emp.name = emp_1.name + " " + emp_2.name;
emp.salary = emp_1.salary + emp_2.salary;
return emp;
}
static void Main(string[] args)
{
Employee emp_1 = new Employee();
Employee emp_2 = new Employee();
Employee emp_3 = new Employee();
System.Console.Write("Enter name of employee 1: ");
emp_1.name = System.Console.ReadLine();
System.Console.Write("Enter salary of employee 1: ");
emp_1.salary = Convert.ToInt32(System.Console.ReadLine());
System.Console.Write("\nEnter name of employee 2: ");
emp_2.name = System.Console.ReadLine();
System.Console.Write("Enter salary of employee 2: ");
emp_2.salary = Convert.ToInt32(System.Console.ReadLine());
emp_3 = emp_1 + emp_2;
System.Console.WriteLine("\n\nWhen we apply + on the two objects of Employee class, result is -\n");
System.Console.WriteLine("Name: {0}", emp_3.name);
System.Console.WriteLine("Salary: {0}", emp_3.salary);
System.Console.ReadLine();
}
