offsetUnset(string $key) ArrayAccess for unset argument. Parameters string $key Array key

offsetSet(string $key, mixed $value) ArrayAccess for argument setter. Parameters string $key Array key to set mixed $value Value

mixed offsetGet(string $key) ArrayAccess for argument getter. Parameters string $key Array key Return Value mixed Exceptions InvalidArgumentException If key does not exist in $this->args.

bool offsetExists(string $key) ArrayAccess has argument. Parameters string $key Array key Return Value bool

bool hasArgument(string $key) Has argument. Parameters string $key Key of arguments array Return Value bool

mixed getSubject() Getter for subject property. Return Value mixed $subject The observer subject

ArrayIterator getIterator() IteratorAggregate for iterating over the object like an array. Return Value ArrayIterator

array getArguments() Getter for all arguments. Return Value array

mixed getArgument(string $key) Get argument by key. Parameters string $key Key Return Value mixed Contents of array key Exceptions InvalidArgumentException If key is not found.

class GenericEvent extends Event implements ArrayAccess, IteratorAggregate Event encapsulation class. Encapsulates events thus decoupling the observer from the subject they encapsulate. Methods bool isPropagationStopped() Returns whether further event listeners should be triggered. from Event stopPropagation() Stops the propagation of the event to further event listeners. from Event __construct(mixed $subject = null, array $arguments = array()) Encapsulate an event with $subject