(PHP 4, PHP 5, PHP 7)
ftp_get — Downloads a file from the FTP server
$ftp_stream
   , string $local_file
   , string $remote_file
   , int $mode
   [, int $resumepos = 0
  ] )ftp_get() retrieves a remote file from the FTP server, and saves it into a local file.
ftp_streamThe link identifier of the FTP connection.
local_fileThe local file path (will be overwritten if the file already exists).
remote_fileThe remote file path.
mode
       The transfer mode. Must be either FTP_ASCII or
       FTP_BINARY.
      
resumeposThe position in the remote file to start downloading from.
   Returns TRUE on success or FALSE on failure.
  
Example #1 ftp_get() example
<?php
// define some variables
$local_file = 'local.zip';
$server_file = 'server.zip';
// set up basic connection
$conn_id = ftp_connect($ftp_server);
// login with username and password
$login_result = ftp_login($conn_id, $ftp_user_name, $ftp_user_pass);
// try to download $server_file and save to $local_file
if (ftp_get($conn_id, $local_file, $server_file, FTP_BINARY)) {
    echo "Successfully written to $local_file\n";
} else {
    echo "There was a problem\n";
}
// close the connection
ftp_close($conn_id);
?>