[github/wallabag/wallabag.git] / vendor / symfony / event-dispatcher / Symfony / Component / EventDispatcher / README.md

EventDispatcher Component
=========================

EventDispatcher implements a lightweight version of the Observer design
pattern.

    use Symfony\Component\EventDispatcher\EventDispatcher;
    use Symfony\Component\EventDispatcher\Event;

    $dispatcher = new EventDispatcher();

    $dispatcher->addListener('event_name', function (Event $event) {
        // ...
    });

    $dispatcher->dispatch('event_name');

Resources
---------

You can run the unit tests with the following command:

    $ cd path/to/Symfony/Component/EventDispatcher/
    $ composer.phar install --dev
    $ phpunit
Commit	Line	Data
4f5b44bd NL	1	EventDispatcher Component
	2	=========================
	3
	4	EventDispatcher implements a lightweight version of the Observer design
	5	pattern.
	6
	7	use Symfony\Component\EventDispatcher\EventDispatcher;
	8	use Symfony\Component\EventDispatcher\Event;
	9
	10	$dispatcher = new EventDispatcher();
	11
	12	$dispatcher->addListener('event_name', function (Event $event) {
	13	// ...
	14	});
	15
	16	$dispatcher->dispatch('event_name');
	17
	18	Resources
	19	---------
	20
	21	You can run the unit tests with the following command:
	22
	23	$ cd path/to/Symfony/Component/EventDispatcher/
	24	$ composer.phar install --dev
	25	$ phpunit