public static function ShapeItem::mainPropertyName in Drupal 10

Same name and namespace in other branches

1. 8 core/modules/system/tests/modules/entity_test/src/Plugin/Field/FieldType/ShapeItem.php \Drupal\entity_test\Plugin\Field\FieldType\ShapeItem::mainPropertyName()
2. 9 core/modules/system/tests/modules/entity_test/src/Plugin/Field/FieldType/ShapeItem.php \Drupal\entity_test\Plugin\Field\FieldType\ShapeItem::mainPropertyName()

Returns the name of the main property, if any.

Some field items consist mainly of one main property, e.g. the value of a text field or the target_id of an entity reference. If the field item has no main property, the method returns NULL.

Return value

string|null The name of the value property, or NULL if there is none.

Overrides FieldItemBase::mainPropertyName

See also

\Drupal\Core\Field\BaseFieldDefinition

File

core/modules/system/tests/modules/entity_test/src/Plugin/Field/FieldType/ShapeItem.php, line 83

Class

ShapeItem

Defines the 'shape' field type.

Namespace

Drupal\entity_test\Plugin\Field\FieldType

Code

public static function mainPropertyName() {
  return 'shape';
}