================================ MongoDB\\Database::__construct() ================================ .. default-domain:: mongodb .. contents:: On this page :local: :backlinks: none :depth: 1 :class: singlecol Definition ---------- .. phpmethod:: MongoDB\\Database::__construct() Constructs a new :phpclass:`Database <MongoDB\\Database>` instance. .. code-block:: php function __construct(MongoDB\Driver\Manager $manager, $databaseName, array $options = []) This constructor has the following parameters: .. include:: /includes/apiargs/MongoDBDatabase-method-construct-param.rst The ``$options`` parameter supports the following options: .. include:: /includes/apiargs/MongoDBDatabase-method-construct-option.rst Errors/Exceptions ----------------- .. include:: /includes/extracts/error-invalidargumentexception.rst Behavior -------- If you construct a Database explicitly, the Database inherits any options from the :php:`MongoDB\\Driver\\Manager <class.mongodb-driver-manager>` object. If you select the Database from a :phpclass:`Client <MongoDB\\Client>` object, the Database inherits its options from that object. See Also -------- - :phpmethod:`MongoDB\\Database::withOptions()` - :phpmethod:`MongoDB\\Client::selectDatabase()` - :phpmethod:`MongoDB\\Client::__get()`