Iterator [C#] class Count : IEnumerable

Series
Iterator [C#] class Count : IEnumerable - GetEnumerator

More Code 2018. 6. 15. 20:00
// C# : Iterator

using System;
using System.Collections;

namespace Iteration
{
    class Program
    {
        static void Main(string[] args)
        {
            Count c1 = new Count();
            IEnumerator myEnumerator = c1.GetEnumerator();

            Console.WriteLine(myEnumerator.MoveNext()); // True
            Console.WriteLine(myEnumerator.Current);    // one

            Console.WriteLine(myEnumerator.MoveNext()); // True
            Console.WriteLine(myEnumerator.Current);    // two

            Console.WriteLine(myEnumerator.MoveNext()); // True
            Console.WriteLine(myEnumerator.Current);    // three

            Console.WriteLine(myEnumerator.MoveNext()); // False
            Console.WriteLine(myEnumerator.Current);    // three

            Console.WriteLine(myEnumerator.MoveNext()); // False
            Console.WriteLine(myEnumerator.Current);    // three
        }
    }

    class Count : IEnumerable
    {
        public IEnumerator GetEnumerator()
        {
            yield return "one";
            yield return "two";
            yield return "three";
        }
    }
}

/* Output
True
one
True
two
True
three
False
three
False
three
*/