PHP Directory Listing

index.php

<?php
echo '<ul>';
if ($handle = opendir('.')) {
    while (false !== ($file = readdir($handle))) {
        if (in_array($file, array('.', '..'))) {
            continue;
        }
        echo '<li><a href="'.$file.'">'.$file.'</a></li>';
    }
    closedir($handle);
}
echo '</ul>';