============================= MongoDB\\ChangeStream::next() ============================= .. default-domain:: mongodb .. contents:: On this page :local: :backlinks: none :depth: 1 :class: singlecol Definition ---------- .. phpmethod:: MongoDB\\ChangeStream::next() Advances the change stream and attempts to load the next event. .. code-block:: php function next(): void .. note:: Advancing the change stream does not guarantee that there will be a current event to access. You should still call :phpmethod:`MongoDB\\ChangeStream::valid()` to check for a current event at each step of iteration. Errors/Exceptions ----------------- .. include:: /includes/extracts/error-driver-runtimeexception.rst See Also -------- - :phpmethod:`MongoDB\\Client::watch()` - :phpmethod:`MongoDB\\Collection::watch()` - :phpmethod:`MongoDB\\Database::watch()` - :php:`Iterator::next() <iterator.next>` - :ref:`Tailable Cursor Iteration <php-tailable-cursor>` - :manual:`Change Streams </changeStreams>` documentation in the MongoDB manual