public property FieldInstance::$default_value_function

The name of a callback function that returns default values.

The function will be called with the following arguments:

• \Drupal\Core\Entity\EntityInterface $entity The entity being created.
• \Drupal\field\Plugin\Core\Entity\Field $field The field object.
• \Drupal\field\Plugin\Core\Entity\FieldInstance $instance The field instance object.
• string $langcode The language of the entity being created.

It should return an array of default values, in the same format as the $default_value property.

This property takes precedence on the list of fixed values specified in the $default_value property.

Type: string

File

drupal/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/FieldInstance.php, line 172

Contains \Drupal\field\Plugin\Core\Entity\FieldInstance.

Class

FieldInstance

Defines the Field instance entity.

Namespace

Code

public $default_value_function = '';