\PDO::FETCH_ASSOC, \PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES 'utf8mb4'" ]); // $db->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE , PDO::FETCH_ASSOC ); $termId = intval($_GET['termid']); $stmt = $db->query("SELECT term_id,cmdid,version,bs_id,FROM_UNIXTIME(update_time) AS update_time FROM terminal_basic_info_history WHERE term_id=" . $termId . " AND update_time BETWEEN " . $startTime . " AND " . $endTime . " ORDER BY update_time desc"); $rows = $stmt->fetchAll(); header ('Content-type: application/json; charset=utf-8'); echo json_encode($rows, JSON_UNESCAPED_UNICODE);