lumen框架实例化mysqlpdo对象

$databaseConfig = config("database.connections.mysql"); try { //底层已经做了重连机制 $pdo = (new ConnectionFactory(app()))->createConnector($databaseConfig)->connect($databaseConfig); return $pdo; } catch (\PDOException $e) { return $e->getMessage(); } catch (\Exception $e) { return $e->getMessage(); }