<<< Constructor Overloading

using System;

namespace ConstructorOverload {

  class Car {   

    // constructor with no parameter

    Car() {

      Console.WriteLine("Car constructor");

    }

    // constructor with one parameter

    Car(string brand) {

      Console.WriteLine("Car constructor with one parameter");

      Console.WriteLine("Brand: " + brand);

    }

    static void Main(string[] args) {

      // call with no parameter

      Car car = new Car();

      Console.WriteLine();

      // call with one parameter 

      Car car2 =  new Car("Bugatti");

      Console.ReadLine();

    }

  }

}

Car constructor

Car constructor with one parameter

Brand: Bugatti