$iterator public read-only property An iterator for traversing the session variables. public yii\web\SessionIterator getIterator ( )

run() public method Renders the widget. public void run ( )

getDetail() public method public string getDetail ( )return string Content that is displayed in debugger detail view

$options public property Options to be appended to the query URL. public array $options = []

getModels() protected method Returns array of profiling models that can be used in a data provider. protected array getModels ( )return array Models

init() public method Initializes the DbMessageSource component. This method will initialize the $db property to make sure it refers to a valid DB connection. Configured $cache component would also be initialized. public void init ( )throws yii\base\InvalidConfigException if $db is invalid or $cache is invalid.

$jsFiles public property The registered JS files. See also registerJsFile(). public array $jsFiles = null

Bootstrapping Components Core Application Components Applications are service locators. They host a set of the so-called application components that provide different services for processing requests. For example, the urlManager component is responsible for routing Web requests to appropriate controllers; the db component provides DB-related services; and so on. Each application component has an ID that uniquely identifies itself among other application components in the same application. You

deleteValue() protected abstract method Deletes a value with the specified key from cache This method should be implemented by child classes to delete the data from actual cache storage. protected abstract boolean deleteValue ( $key )$key string The key of the value to be deleted return boolean If no error happens during deletion

addItem() protected method Adds an auth item to the RBAC system. protected boolean addItem ( $item )$item yii\rbac\Item The item to add return boolean Whether the auth item is successfully added to the system throws Exception if data validation or saving fails (such as the name of the role or permission is not unique)