C# - Anzahl der Dateien in einem Ordner ermitteln

// using System.IO;

/// <summary>
/// Counts the files.
/// </summary>
/// <param name="path">The path.</param>
/// <returns></returns>
private static int CountFiles(string path)
{
    DirectoryInfo di = new DirectoryInfo(path);
    return di.GetFiles().Length;
}