PHP ftp_nb_continue () function

Definition and Usage

ftp_nb_continue () function successive acquisition / transmission file. (Non-blocking)

The function returns one of the following values:

• FTP_FAILED (transmission / acquisition failure)
• FTP_FINISHED (send / get success)
• FTP_MOREDATA (transmission / acquisition in progress)

This function asynchronously transmitting / Get File. This means that your program can perform other operations while downloading files.

grammar

ftp_nb_continue(ftp_connection)

 

参数	描述
ftp_connection	必需。规定要使用的 FTP 连接。

 

---

Examples

<?php
$source = "source.txt";
$target = fopen("target.txt", "w");

$conn = ftp_connect("ftp.testftp.com") or die("Could not connect");
ftp_login($conn,"admin","ert456");

$status = ftp_nb_fget($conn,$source,$target,FTP_ASCII);

while ($status == FTP_MOREDATA)
{
$status = ftp_nb_continue($conn);
}

if ($status != FTP_FINISHED)
{
echo "Download error";
}

ftp_close($conn);
?>

　　 [步进电机工作原理]步进电机的工作原理是什么？