MergeCollectionListener

class MergeCollectionListener implements EventSubscriberInterface

Methods

	__construct(bool $allowAdd = false, bool $allowDelete = false) Creates a new listener.
static array	getSubscribedEvents() Returns an array of event names this subscriber wants to listen to.
	onSubmit(FormEvent $event)
	onBind(FormEvent $event) ^deprecated Alias of {@link onSubmit()}.

Creates a new listener.

bool	$allowAdd	whether values might be added to the collection
bool	$allowDelete	whether values might be removed from the collection

Returns an array of event names this subscriber wants to listen to.

The array keys are event names and the value can be:

The method name to call (priority defaults to 0)
An array composed of the method name to call and the priority
An array of arrays composed of the method names to call and respective priorities, or 0 if unset

For instance:

array('eventName' => 'methodName')
array('eventName' => array('methodName', $priority))
array('eventName' => array(array('methodName1', $priority), array('methodName2')))

array

The event names to listen to

$event

^deprecated

since version 2.3, to be removed in 3.0. Use {@link onSubmit()} instead.

Alias of {@link onSubmit()}.

$event