PHP | ftp_mdtm() Function
The ftp_mdtm() function is an inbuilt function in PHP which is used to get time when the file on FTP server was last modified.
Syntax:
ftp_mdtm( $ftp_connection, $file )
Parameter: This function accepts two parameters as mentioned above and described below:
- $ftp_connection: It is required parameter. It specifies the already existing FTP connection.
- $file: It is required parameter. It specifies the file or path of the file in remote server i.e. FTP server whose last modified will be retrieved.
Return Value: It returns last modified time as a UNIX timestamp on success or -1 on error.
Note:
- This function is available for PHP 4.0.0 and newer version.
- The following examples cannot be run on online IDE. So try to run in some PHP hosting server or localhost with proper ftp server name.
- This function does not works for directories. All server may not support this function.
Example:
<?php // Connect to FTP server // Use a correct ftp server $ftp_server = "localhost" ; // Use correct ftp username $ftp_username = "user" ; // Use correct ftp password corresponding // to the ftp username $ftp_userpass = "user" ; // File name or path to upload to ftp server $file = "demo_test.txt" ; // Establishing ftp connection $ftp_connection = ftp_connect( $ftp_server ) or die ( "Could not connect to $ftp_server" ); if ( $ftp_connection ) { echo "successfully connected to the ftp server!" ; // Logging in to established connection with // ftp username password $login = ftp_login( $ftp_connection , $ftp_username , $ftp_userpass ); if ( $login ) { // Checking whether logged in successfully or not echo "<br>logged in successfully!" ; // Storing last modified data in $last_mod $last_mod = ftp_mdtm( $ftp_connection , $file ); if ( $last_mod != -1) { // Checking whether any error occurred or not // while retrieving last modified data echo "<br> $file was modified on " . date ( "F d Y H:i:s." , $last_mod ). "." ; } else { echo "<br>could not get last modified." ; } } else { echo "<br>login failed!" ; } // Closeing connection if (ftp_close( $ftp_connection )) { echo "<br>Connection closed Successfully!" ; } } ?> |
Output:
Reference: https://www.php.net/manual/en/function.ftp-mdtm.php
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