'; echo ''; // 首页 echo '' . SITE_URL . '/' . date('Y-m-d') . '1.0'; // 文章页 $stmt = $pdo->query("SELECT id, updated_at FROM articles"); while ($row = $stmt->fetch()) { $loc = SITE_URL . '/article.php?id=' . $row['id']; $lastmod = date('Y-m-d', strtotime($row['updated_at'])); echo "$loc$lastmod0.8"; } echo ''; ?>