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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | 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
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