文件与文件夹的完全复制

文件与文件夹的完全复制,包扩子目录与子目录的文件

static void Main(string[] args)
        {
            string dir1 = @"E:MyTest2.NETFileAndDirCopyfile1";
            string dir2 = @"E:MyTest2.NETFileAndDirCopyfile2";

            FileAndDirFullCopy(dir1, dir2);

            Console.ReadKey();
        }

        /// <summary>
        /// Full copies of files and directories
        /// </summary>
        /// <param name="sourceDir">source Dir.</param>
        /// <param name="destinationDir">destination Dir.</param>
        public static void FileAndDirFullCopy(string sourceDir, string destinationDir)
        {
            DirectoryInfo source = new DirectoryInfo(sourceDir);

            //Files
            FileInfo[] files = source.GetFiles();
            foreach (var file in files)
            {
                string copyToFile = Path.Combine(destinationDir, file.Name);
                if (!File.Exists(copyToFile))
                {
                    file.CopyTo(copyToFile);
                    Console.WriteLine($"文件：({file.FullName})被复制到({copyToFile}).
");
                }

                Console.WriteLine($"文件:({file.FullName})复制结束.");
            }

            //subfolders and subfiles
            DirectoryInfo[] subDirs = source.GetDirectories();
            foreach (var subDir in subDirs)
            {
                //Directories
                string copyToSubDir = Path.Combine(destinationDir, subDir.Name);
                if (!Directory.Exists(copyToSubDir))
                {
                    Console.WriteLine($"目录：{subDir.FullName}，被创建.
");
                    Directory.CreateDirectory(copyToSubDir);
                }

                //subfiles
                FileInfo[] subfiles = subDir.GetFiles();
                foreach (var subfile in subfiles)
                {
                    string copyToSubFile = Path.Combine(copyToSubDir, subfile.Name);
                    if (!File.Exists(copyToSubFile))
                    {
                        subfile.CopyTo(copyToSubFile);
                        Console.WriteLine($"文件：({subfile.FullName})被复制到({copyToSubFile}).
");
                    }
                }

                //subfolders
                FileAndDirFullCopy(subDir.FullName, copyToSubDir);

                Console.WriteLine($"目录:({subDir.FullName})复制结束.");
                Console.WriteLine();
            }
        }