Recursively deletes files within folders

RecursiveDirectoryRemover.php

<?php

function removeFiles($path)
{
    if (is_dir($path)) {
        $files = glob($path . '*', GLOB_MARK);
        foreach ($files as $file) {
            removeFiles($file);
        }
        rmdir($path);
    } elseif (is_file($path)) {
        unlink($path);
    }
}