(Swift 3,4,5...) Append to Existing File on FTP Server

Uploads a file to the FTP server. If the remote file (on the FTP server) does not already exist, it is created. Otherwise the uploaded file is appended to the remote file.

Chilkat Downloads for the Swift Programming Language MAC OS X (Cocoa) Objective-C/Swift Libs iOS Objective-C/Swift Libs

func chilkatTest() {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    let ftp = CkoFtp2()!

    ftp.hostname = "ftp.myftpserver.com"
    ftp.username = "myUsername"
    ftp.password = "myPassword"

    // Connect to the FTP server.
    var success: Bool = ftp.connectOnly()
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    // Authenticate with the FTP server.
    success = ftp.loginAfterConnectOnly()
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    var localFilePath: String? = "/someDirectory/hamlet.xml"
    var remoteFilename: String? = "hamlet.xml"

    // Upload to the FTP server, creating the file if it does not yet exist
    // on the FTP server, or appending to the remote file if it already exists.
    success = ftp.appendFile(localFilePath, remoteFilename: remoteFilename)
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    ftp.disconnect()

    print("Success.")

}