# Class yii\base\ActionEvent

Inheritance | yii\base\ActionEvent » yii\base\Event » yii\base\BaseObject
Implements | yii\base\Configurable
Available since version | 2.0
Source Code | https://github.com/yiisoft/yii2/blob/master/framework/base/ActionEvent.php

ActionEvent represents the event parameter used for an action event.

By setting the $isValid property, one may control whether to continue running the action.

## Public Properties

Hide inherited properties

Property | Type | Description | Defined By
--- | --- | --- | ---
$action | yii\base\Action | The action currently being executed | yii\base\ActionEvent
$data | mixed | The data that is passed to yii\base\Component::on() when attaching an event handler. | yii\base\Event
$handled | boolean | Whether the event is handled. | yii\base\Event
$isValid | boolean | Whether to continue running the action. | yii\base\ActionEvent
$name | string | The event name. | yii\base\Event
$result | mixed | The action result. | yii\base\ActionEvent
$sender | object | The sender of this event. | yii\base\Event

## Public Methods

Hide inherited methods

Method | Description | Defined By
--- | --- | ---
__call() | Calls the named method which is not a class method. | yii\base\BaseObject
__construct() | Constructor. | yii\base\ActionEvent
__get() | Returns the value of an object property. | yii\base\BaseObject
__isset() | Checks if a property is set, i.e. defined and not null. | yii\base\BaseObject
__set() | Sets value of an object property. | yii\base\BaseObject
__unset() | Sets an object property to null. | yii\base\BaseObject
canGetProperty() | Returns a value indicating whether a property can be read. | yii\base\BaseObject
canSetProperty() | Returns a value indicating whether a property can be set. | yii\base\BaseObject
className() | Returns the fully qualified name of this class. | yii\base\BaseObject
hasHandlers() | Returns a value indicating whether there is any handler attached to the specified class-level event. | yii\base\Event
hasMethod() | Returns a value indicating whether a method is defined. | yii\base\BaseObject
hasProperty() | Returns a value indicating whether a property is defined. | yii\base\BaseObject
init() | Initializes the object. | yii\base\BaseObject
off() | Detaches an event handler from a class-level event. | yii\base\Event
offAll() | Detaches all registered class-level event handlers. | yii\base\Event
on() | Attaches an event handler to a class-level event. | yii\base\Event
trigger() | Triggers a class-level event. | yii\base\Event

## Property Details

$action public property

The action currently being executed

public yii\base\Action $action = null
$isValid public property

Whether to continue running the action. Event handlers of yii\base\Controller::EVENT_BEFORE_ACTION may set this property to decide whether to continue running the current action.

public boolean $isValid = true
$result public property

The action result. Event handlers may modify this property to change the action result.

public mixed $result = null

## Method Details

__construct() public method

Constructor.

public void __construct ( $action, $config = [] )
$action | yii\base\Action | The action associated with this action event.
$config | array | Name-value pairs that will be used to initialize the object properties