:orphan:

..  include:: /Includes.rst.txt
..  _signals-slots:
..  _signals-concept:
..  _signals-dispatch:
..  _signals-basics:

===========================
Signals and slots (removed)
===========================

..  versionchanged:: 12.0
    Signals and slots and all related classes have been removed from the
    Core. Use :ref:`PSR-14 events <EventDispatcher>` instead.

..  warning::

    The extbase :php:`SignalSlotDispatcher` and the concept of using
    signals and slots have been removed with version 12.0.