이 확장은 다음의 상수들을 정의합니다. 이 확장을 PHP에 내장했거나, 실행시에 동적으로 읽어들일 경우에만 사용할 수 있습니다.
See ftp_set_option() for information.
The following constants were introduced in PHP 4.3.0.
See ftp_set_option() for information.
Automatically determine resume position and start position for GET and PUT requests (only works if FTP_AUTOSEEK is enabled)
Asynchronous transfer has failed
Asynchronous transfer has finished
Asynchronous transfer is still active