using php read properties of folder or file

index.php

<?php
/**
 * @link http://www.prawee.com
 * 11/06/2020 11:03 AM
 * @copyright Copyright (c) 2020 served
 * @author Prawee Wongsa <prawee.wongsa@allianz.com>
 * @license BSD-3-Clause
 */

date_default_timezone_set('Asia/Bangkok');
$path = 'docs';
$files = scandir($path, SCANDIR_SORT_DESCENDING);
$ignored = array('.', '..', '.svn', '.htaccess');
$results = [];
foreach($files as $file) {
    if (in_array($file, $ignored)) continue;

    $pathOfFile = $path.DIRECTORY_SEPARATOR.$file;
    if (file_exists($pathOfFile)) {
        $time = date ("Y-m-d H:i:s", filemtime($pathOfFile));
        $results[$time] = $file;
    }
}
krsort($results);
echo '<pre>'.print_r($results, true).'</pre>';

/*
Array
(
    [2020-06-11 13:32:14] => test2.xlsx
    [2020-06-11 13:24:13] => exp1.XLSX
)
*/