'; ?> / daily 1.0 /login.php monthly 0.8 /register.php monthly 0.8 /blog.php weekly 0.9 query("SELECT id, created_at FROM products WHERE is_active = 1 ORDER BY id DESC")->fetchAll(); foreach($products as $p) { $date = date('Y-m-d', strtotime($p['created_at'])); echo " {$base_url}/product.php?id={$p['id']} {$date} weekly 0.9 "; } ?> query("SELECT slug, created_at FROM posts ORDER BY id DESC")->fetchAll(); foreach($posts as $post) { $date = date('Y-m-d', strtotime($post['created_at'])); echo " {$base_url}/post.php?slug={$post['slug']} {$date} monthly 0.7 "; } ?>