How to Download a Folder with subfolder with all file inside the folder from SharePoint Online using c#?

Question

I try to dowload all folder structure from sharepoint online, I try some code here Thanks for your help:

public void DownloadFilesAndFolders(ClientContext _ctx, Folder folder, string localFolder)
    {
            Console.WriteLine(folder);
            Console.WriteLine(localFolder);


            _ctx.Load(folder, k => k.Files, k => k.Folders);
            _ctx.ExecuteQuery();
            foreach (var folders in folder.Folders)
            {
                string folderPath = string.Format(@"{0}\{1}", localFolder, folder.Name);

                Console.WriteLine(folder.Name);
                System.IO.Directory.CreateDirectory(folderPath);

                DownloadFilesAndFolders(_ctx, folder, folderPath);
            }

           
              
            

        }
      
    }