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ftp_mdtm

(PHP 4, PHP 5)

ftp_mdtmReturns the last modified time of the given file

Description

int ftp_mdtm ( resource $ftp_stream , string $remote_file )

ftp_mdtm() gets the last modified time for a remote file.

Note:

Not all servers support this feature!

Note:

ftp_mdtm() does not work with directories.

Parameters

ftp_stream

The link identifier of the FTP connection.

remote_file

The file from which to extract the last modification time.

Return Values

Returns the last modified time as a Unix timestamp on success, or -1 on error.

Examples

Example #1 ftp_mdtm() example

<?php

$file 
'somefile.txt';

// set up basic connection
$conn_id ftp_connect($ftp_server);

// login with username and password
$login_result ftp_login($conn_id$ftp_user_name$ftp_user_pass);

//  get the last modified time
$buff ftp_mdtm($conn_id$file);

if (
$buff != -1) {
    
// somefile.txt was last modified on: March 26 2003 14:16:41.
    
echo "$file was last modified on : " date("F d Y H:i:s."$buff);
} else {
    echo 
"Couldn't get mdtime";
}

// close the connection
ftp_close($conn_id);

?>

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User Contributed Notes 2 notes

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0
Jaytop
9 years ago
Seems to work with directories as well on my Win32 box.
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0
wseibert at hxcorp dot com
9 years ago
When trying to get the modified time of a file that has spaces in it, ftp_mdtm will fail on some FTP servers.  If this happens, surround the file name with quotes.

$file_name = "my index.html";

$file_modtime = ftp_mdtm($connection, '"'.$file_name.'"')
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