Today we will see how to download file on the ftp server using php. Many time we have requirment to retrieve file from the FTP serverso here i will so you file download in ftp using ftp fget function, ftp_get() function is used to download file from the FTP server.

    The ftp_get() function retrieves a remote file from the FTP server and save it into an open local file.

ftp_fget(ftp_conn, open_file, server_file, mode, startpos);

    ftp_conn - ftp_conn is required parameter and it is use to specifies the FTP connection.

    open_file - open_file is required parameter and it is use to specifies open local file in which we store the data.

    server_file - local_file is required parameter and it is use to specifies the server file to download.

    mode - mode is optional parameter and it is use to specifies the transfer mode. It has 2 possible values: 1) FTP_ASCII 2) FTP_BINARY.

    startpos - startpos is optional parameter and it is use to specifies the position in the remote file to start download from.

<?php
// connect to FTP server
$ftp_server = "ftp.example.com";
$ftp_conn = ftp_connect($ftp_server) or die("Could not connect to $ftp_server");

// login to FTP server
$login = ftp_login($ftp_conn, $ftp_username, $ftp_userpass);

$server_file = "somefile.txt";

// open local file to write to
$local_file = "local.txt";
$fp = fopen($local_file,"w");

// download server file and save it to open local file
if (ftp_fget($ftp_conn, $fp, $server_file, FTP_ASCII, 0))
  {
  echo "Successfully written to $local_file.";
  }
else
  {
  echo "Error downloading $server_file.";
  }

// close connection and file handler
ftp_close($ftp_conn);
fclose($fp);
?>