# Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

`FTP_ASCII` (int)

`FTP_AUTOSEEK` (int)

  See ftp_set_option() for information.

`FTP_AUTORESUME` (int)

  Automatically determine resume position and start position for GET and PUT requests (only works if FTP_AUTOSEEK is enabled)

`FTP_FAILED` (int)

  Asynchronous transfer has failed

`FTP_FINISHED` (int)

  Asynchronous transfer has finished

`FTP_MOREDATA` (int)

  Asynchronous transfer is still active

`FTP_TEXT` (int)

  Alias of `FTP_ASCII`.

`FTP_BINARY` (int)

`FTP_IMAGE` (int)

  Alias of `FTP_BINARY`.

`FTP_TIMEOUT_SEC` (int)

  See ftp_set_option() for information.

`FTP_USEPASVADDRESS` (int)

  See ftp_set_option() for information.

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