The following code will down the file named `file.txt` from the `SFTP remote server` to the `local machine`.

```
 sftp.Get("/usr/mine/file.txt" , "C:/Folder/");

```

What i want to do is to Check if the file `file.txt` exist in the `remote server` or not. How can i do this check. Help 

I am using `SharpSSH`