(VB.NET) Binary and ASCII FTP Transfer Modes

The SetTypeBinary() and SetTypeAscii() method can be called to change the current transfer mode. The default transfer mode is binary. Once SetTypeAscii() or SetTypeBinary() is called, all subsequent transfers will occur in that mode.

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' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

Dim ftp As New Chilkat.Ftp2

ftp.Hostname = "ftp.something.com"
ftp.Username = "test"
ftp.Password = "test"

' Connect and login to the FTP server.
Dim success As Boolean = ftp.Connect()
If (success <> True) Then
    Debug.WriteLine(ftp.LastErrorText)
    Exit Sub
End If


' Set the transfer mode to ASCII
success = ftp.SetTypeAscii()
If (success <> True) Then
    Debug.WriteLine(ftp.LastErrorText)
    Exit Sub
End If


' Change to the remote directory where the file will be uploaded.
success = ftp.ChangeRemoteDir("junk")
If (success <> True) Then
    Debug.WriteLine(ftp.LastErrorText)
    Exit Sub
End If


' Upload a file.
Dim localFilename As String = "hamlet.xml"
Dim remoteFilename As String = "hamlet.xml"

' Turn on session logging for the upload:
ftp.KeepSessionLog = True

success = ftp.PutFile(localFilename,remoteFilename)
If (success <> True) Then
    Debug.WriteLine(ftp.LastErrorText)
    Exit Sub
End If


' View the session log.  You can verify visually that
' the transfer was in ascii mode.
Debug.WriteLine(ftp.SessionLog)

success = ftp.Disconnect()

Debug.WriteLine("File Uploaded!")