<?php
$path    = './';
          $files = scandir($path);
          $files = array_diff(scandir($path), array('.', '..'));
        ?>
          <h1>List of system files available in the site:</h1>
        <?php
          foreach($files as $file){
            echo '<a href="' . $file . '" download>' .  $file . '</a>';
        ?>
            <br>
        <?php

          }
        ?>