System.IO.DirectoryInfo.InternalEnumerateDirectories C# (CSharp) 메소드

        private IEnumerable<DirectoryInfo> InternalEnumerateDirectories(String searchPattern, SearchOption searchOption)
        {
            Debug.Assert(searchPattern != null);
            Debug.Assert(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly);

            return (IEnumerable<DirectoryInfo>)FileSystem.Current.EnumerateFileSystemInfos(FullPath, searchPattern, searchOption, SearchTarget.Directories);
        }