public void MapEnumerableExample()
{
// Square every element of a lst
int[] nums = new int[] { 1, 2, 3 };
IEnumerable <int> squared = new MapEnumerable <int, int>(nums, SquareIt, null);
// Writes: 1, 4, 9
Console.WriteLine(EnumerableUtilities.JoinEnumerator(", ", squared));
}
public void AppendEnumerableExample()
{
// Append the following two lists
int[] one2three = new int[] { 1, 2, 3 };
int[] four2six = new int[] { 4, 5, 6 };
IEnumerable <int> appended = new AppendEnumerable <int>(one2three, four2six);
// Writes: 1, 2, 3, 4, 5, 6
Console.WriteLine(EnumerableUtilities.JoinEnumerator(", ", appended));
}
public void SkipEnumerableExample()
{
// Remove all the square numbers
int[] nums = new int[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
IEnumerable <int> squareless = nums;
foreach (int num in nums)
{
double sqrt = Math.Sqrt(num);
if (sqrt == Math.Round(sqrt))
{
squareless = new SkipEnumerable <int>(squareless, num);
}
}
// Writes: 2, 3, 5, 6, 7, 8
Console.WriteLine(EnumerableUtilities.JoinEnumerator(", ", squareless));
}