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ftp_pasv

PHP function Edit on GitHub ✎

(PHP 4, PHP 5, PHP 7, PHP 8)

Turns passive mode on or off

Description

ftp_pasv(FTP\Connection $ftp, bool $enable): bool

ftp_pasv() turns on or off passive mode. In passive mode, data connections are initiated by the client, rather than by the server. It may be needed if the client is behind firewall.

Please note that ftp_pasv() can only be called after a successful login or otherwise it will fail.

Parameters

ftp

Ftp

enable

If true, the passive mode is turned on, else it's turned off.

Return Values

Success

Changelog

VersionDescription

Examples

ftp_pasv() example

php
<?php
$file = 'somefile.txt';
$remote_file = 'readme.txt';

// set up basic connection
$ftp = ftp_connect($ftp_server);

// login with username and password
$login_result = ftp_login($ftp, $ftp_user_name, $ftp_user_pass);

// turn passive mode on
ftp_pasv($ftp, true);

// upload a file
if (ftp_put($ftp, $remote_file, $file, FTP_ASCII)) {
 echo "successfully uploaded $file\n";
} else {
 echo "There was a problem while uploading $file\n";
}

// close the connection
ftp_close($ftp);
?>

Source: reference/ftp/functions/ftp-pasv.xml · from the official PHP manual (php/doc-en)