void CopyDirectory(string SourcePath,string DestinationPath)
{
//创建所有目录
foreach(string dirPath inDirectory.GetDirectories(SourcePath,"*",SearchOption.AllDirectories))
Directory.CreateDirectory(dirPath.Replace(SourcePath,DestinationPath));
//复制所有文件
foreach(string newPath inDirectory.GetFiles(SourcePath,"*.*",SearchOption.AllDirectories))
File.Copy(newPath, newPath.Replace(SourcePath,DestinationPath));
}
参考网址 http://stackoverflow.com/questions/58744/best-way-to-copy-the-entire-contents-of-a-directory-in-c-sharp