PHP code example of 68publishers / event-dispatcher-extra
1. Go to this page and download the library: Download 68publishers/event-dispatcher-extra library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
68publishers / event-dispatcher-extra example snippets
use Symfony\Contracts\EventDispatcher\Event;
use SixtyEightPublishers\EventDispatcherExtra\EventDispatcherAwareTrait;
use SixtyEightPublishers\EventDispatcherExtra\EventDispatcherAwareInterface;
final class MyService implements EventDispatcherAwareInterface
{
use EventDispatcherAwareTrait;
public function doSomething() : void
{
$this->getEventDispatcher()->dispatch(new Event(), 'something');
}
}
interface MyServiceFactoryInterface
{
public function create() : MyService;
}
/** @var MyServiceFactoryInterface $factory */
$service1 = $factory->create();
$service2 = $factory->create();
# attach a local event listener on specific instance:
$service1->getEventDispatcher()->addListener('something', static function () {
# do some stuff here
});
# the "global" listeners and subscribers will be called as first and then will be called "local" listener defined above:
$service1->doSomething();
# only the "global" listeners and subscribers will be called:
$service2->doSomething();