Relations ​
- Type
- Class
- Namespace
- craft\services
- Inherits
- craft\services\Relations » yii\base\Component » yii\base\BaseObject
- Implements
- yii\base\Configurable
- Since
- 3.0.0
Relations service.
An instance of the service is available via Craft::$app->relations.
Public Properties ​
| Property | Description |
|---|---|
| behaviors | yii\base\Behavior – List of behaviors attached to this component. |
Public Methods ​
| Method | Description |
|---|---|
| __call() | Calls the named method which is not a class method. |
| __clone() | This method is called after the object is created by cloning an existing one. |
| __construct() | Constructor. |
| __get() | Returns the value of a component property. |
| __isset() | Checks if a property is set, i.e. defined and not null. |
| __set() | Sets the value of a component property. |
| __unset() | Sets a component property to be null. |
| attachBehavior() | Attaches a behavior to this component. |
| attachBehaviors() | Attaches a list of behaviors to the component. |
| behaviors() | Returns a list of behaviors that this component should behave as. |
| canGetProperty() | Returns a value indicating whether a property can be read. |
| canSetProperty() | Returns a value indicating whether a property can be set. |
| className() | Returns the fully qualified name of this class. |
| deleteLeftoverRelations() | Deletes relations that don’t belong to a relational field on the given element’s field layout. |
| detachBehavior() | Detaches a behavior from the component. |
| detachBehaviors() | Detaches all behaviors from the component. |
| ensureBehaviors() | Makes sure that the behaviors declared in behaviors() are attached to this component. |
| getBehavior() | Returns the named behavior object. |
| getBehaviors() | Returns all behaviors attached to this component. |
| hasEventHandlers() | Returns a value indicating whether there is any handler attached to the named event. |
| hasMethod() | Returns a value indicating whether a method is defined. |
| hasProperty() | Returns a value indicating whether a property is defined for this component. |
| init() | Initializes the object. |
| off() | Detaches an existing event handler from this component. |
| on() | Attaches an event handler to an event. |
| saveRelations() | Saves some relations for a field. |
| trigger() | Triggers an event. |
deleteLeftoverRelations() ​
- Since
- 4.8.0
Deletes relations that don’t belong to a relational field on the given element’s field layout.
Arguments ​
$element(craft\base\ElementInterface)
saveRelations() ​
Saves some relations for a field.
Arguments ​
$field(craft\fields\BaseRelationField)$source(craft\base\ElementInterface)$targetIds(array)