void insertPerson(object o) { int pos = people.IndexOf((Person)o); Person p = new Person { FirstName = "Catherine", LastName = "Connerly", Age = 50 }; people.Insert(pos, p); }
void addPerson(object o) { Person p = new Person { FirstName = "James", LastName = "Wood", Age = 11 }; people.Add(p); }