using System;
using System.Collections;
using System.Collections.Generic;
public class MyColl : IEnumerable {
private T[] items;
public MyColl( T[] items ) {
this.items = items;
}
public IEnumerator GetEnumerator() {
foreach( T item in items ) {
yield return item;
}
}
IEnumerator IEnumerable.GetEnumerator() {
return GetEnumerator();
}
}
public class Test {
static void Main() {
MyColl integers = new MyColl( new int[] {1, 2, 3, 4} );
foreach( int n in integers ) {
Console.WriteLine( n );
}
}
}