(PHP 4 >= 4.3.0, PHP 5, PHP 7)
Opens an Secure SSL-FTP connection
resource ftp_ssl_connect ( string $host [, int $port = 21 [, int $timeout = 90 ]] )
ftp_ssl_connect() opens an explicit SSL-FTP connection to the specified host.
Note: Why this function may not exist
ftp_ssl_connect() is only available if both the ftp module and the OpenSSL support is built statically into php, this means that on Windows this function