isFile() && preg_match('/\.(pdf|jpg|jpeg|png|gif)$/i', $file->getFilename())) { $file_path = $file->getPathname(); $lastmod = date('Y-m-d', filemtime($file_path)); $url = $base_url . str_replace('\\', '/', substr($file_path, strlen($directory) + 1)); $urls[] = "{$url}{$lastmod}monthly0.8"; } } $sitemap_content = "\n\n" . implode("\n", $urls) . "\n"; file_put_contents($sitemap_file, $sitemap_content); } generate_sitemap($directory, $base_url, $sitemap_file); echo "Sitemap generated successfully!"; ?>