addListener('button.click', function($event) { // do something when the button is clicked }); // trigger the event $dispatcher->dispatch('button.click'); ?>
addListener('form.submit', function($event) { // do something when the form is submitted }); // trigger the event $dispatcher->dispatch('form.submit'); ?>Package library: Symfony EventDispatcher (https://symfony.com/doc/current/components/event_dispatcher.html)