PHP ftp_nb_fget() Fungsi
Contoh
Unduh file dari server FTP, dan simpan ke file lokal terbuka (non-blocking):
<?php
// connect and login to FTP server
$ftp_server = "ftp.example.com";
$ftp_conn = ftp_connect($ftp_server) or die("Could not connect 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");
// initiate download
$d = ftp_nb_fget($ftp_conn, $fp, $server_file, FTP_BINARY)
while ($d == FTP_MOREDATA)
{
// do whatever you want
// continue downloading
$d = ftp_nb_continue($ftp_conn);
}
if ($d != FTP_FINISHED)
{
echo "Error downloading $server_file";
exit(1);
}
// close connection and file handler
ftp_close($ftp_conn);
fclose($fp);
?>
Definisi dan Penggunaan
Fungsi ftp_nb_fget() mendapatkan (mengunduh) file dari server FTP, dan menyimpannya ke dalam file lokal terbuka (non-blocking).
Tip: Fungsi ini (berlawanan dengan ftp_fget() ) mengambil file secara asinkron, sehingga Anda dapat melakukan operasi lain saat file sedang diunduh.
Sintaksis
ftp_nb_fget(ftp_conn, open_file, server_file, mode, startpos);
Nilai Parameter
Parameter | Description |
---|---|
ftp_conn | Required. Specifies the FTP connection to use |
open_file | Required. Specifies an open local file in which we store the data |
server_file | Required. Specifies the server file to download |
mode | Optional. Specifies the transfer mode. Possible values: FTP_ASCII or FTP_BINARY |
startpos | Optional. Specifies the position in the remote file to start downloading from |
Detail Teknis
Nilai Kembali: | Salah satu dari nilai berikut:
|
---|---|
Versi PHP: | 4.3+ |
Log Perubahan PHP: | PHP 7.3 - Parameter mode dibuat opsional. |
Referensi PHP FTP