using static System.Console;

using System.Collections;

​

public class Program {

    static int[] array = new int[]{1, 2, 3, 4, 5 }; 

    public static void Main() {

        var o = Teste();

        if (o != null) {

            WriteLine("Continuando...");

            while (o.MoveNext()) WriteLine(o.Current);

        }

    }

    static IEnumerator Teste() {

        IEnumerator o = array.GetEnumerator();

        while (o.MoveNext()) {

            WriteLine(o.Current);

            if ((int)o.Current > 2) return o;

        }

        return null;

    }

}