复制文件夹的方法 .net

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