PHP ftp_nb_continue()Functions
Complete PHP FTP Reference Manual
Definition and Usage
The ftp_nb_continue() function continues retrieving/sending files. (Non-blocking)
This function returns one of the following values:
- FTP_FAILED (sending/retrieving failed)
- FTP_FINISHED (sending/retrieving successful)
- FTP_MOREDATA (sending/retrieving in progress)
This function asynchronously sends/retrieves files. This means your program can perform other operations while the file is downloading.
Syntax
ftp_nb_continue(ftp_connection)
| Parameters | Description |
|---|---|
| ftp_connection | Required. Specifies the FTP connection to use. |
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);
?>
$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);
?>
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