public class Person
{
    public int age;
    public string name;
}

class TestPerson
{
    static void Main()
    {
        Person person = new Person();

        Console.WriteLine("Name: {0}, Age: {1}", person.name, person.age);
        // Keep the console window open in debug mode.
        Console.WriteLine("Press any key to exit.");
        Console.ReadKey();
    }
}
// Output:  Name: , Age: 0