$skipOnEmpty public property Whether this validation rule should be skipped if the attribute value is null or an empty string. public boolean $skipOnEmpty = true

$firstItemCssClass public property The CSS class that will be assigned to the first item in the main menu or each submenu. Defaults to null, meaning no such CSS class will be assigned. public string $firstItemCssClass = null

$prefix public property The common prefix string shared by all patterns. public string $prefix = null

$noSubnet public property User-defined error message is used when validation fails due to subnet $subnet set to 'only', but the CIDR prefix is not set. You may use the following placeholders in the message: {attribute}: the label of the attribute being validated {value}: the value of the attribute being validated See also $subnet. public string $noSubnet = null

init() public method Initializes the application component. This method is required by IApplicationComponent and is invoked by application. public void init ( )

init() public method Initializes the object. This method is called at the end of the constructor. The default implementation will trigger an EVENT_INIT event. If you override this method, make sure you call the parent implementation at the end to ensure triggering of the event. public void init ( )

$snippetOptions public property Query options for the call snippet. public array $snippetOptions = null

selectDatabase() protected method Selects the database with given name. protected yii\mongodb\Database selectDatabase ( $name )$name string Database name. return yii\mongodb\Database Database instance.

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

current() public method Returns the current array element. This method is required by the interface Iterator. public mixed current ( )return mixed The current array element