public function TestFieldEmptyFormatter::viewElements

Builds a renderable array for a field value.

Parameters

Drupal\Core\Entity\EntityInterface $entity: The entity being displayed.

string $langcode: The language associated with $items.

array $items: Array of values for this field.

Return value

array A renderable array for $items, as an array of child elements keyed by numeric indexes starting from 0.

Overrides FormatterInterface::viewElements

File

drupal/core/modules/field/tests/modules/field_test/lib/Drupal/field_test/Plugin/field/formatter/TestFieldEmptyFormatter.php, line 47

Contains \Drupal\field_test\Plugin\field\formatter\TestFieldEmptyFormatter.

Class

TestFieldEmptyFormatter

Plugin implementation of the 'field_empty_test' formatter.

Namespace

Code

public function viewElements(EntityInterface $entity, $langcode, array $items) {
  $elements = array();
  if (!empty($items)) {
    foreach ($items as $delta => $item) {

      // This formatter only needs to output raw for testing.
      $elements[$delta] = array(
        '#markup' => $item['value'],
      );
    }
  }
  return $elements;
}