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PHP ftp_pasv() Function

PHP FTP Reference PHP FTP Reference

Example

Turn passive mode on and upload a file to the FTP server:

<?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);

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

$file = "localfile.txt";

// upload file
if (ftp_put($ftp_conn, "serverfile.txt", $file, FTP_ASCII))
  {
  echo "Successfully uploaded $file.";
  }
else
  {
  echo "Error uploading $file.";
  }

// close connection
ftp_close($ftp_conn);
?>

Definition and Usage

The ftp_pasv() function turns passive mode on or off.

In passive mode, data connections are initiated by the client, not the server. This is useful if the client is behind a firewall.

Syntax

ftp_pasv(ftp_connection,pasv);

Parameter Description
ftp_connection Required. Specifies the FTP connection to use
pasv Required. Specifies the passive mode. Possible values:
  • TRUE (passive mode on)
  • FALSE (passive mode off)

Technical Details

Return Value: Returns TRUE on success or FALSE on failure
PHP Version: 4+


PHP FTP Reference PHP FTP Reference

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