public function TestFieldDefaultFormatter::viewElements in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldFormatter/TestFieldDefaultFormatter.php \Drupal\field_test\Plugin\Field\FieldFormatter\TestFieldDefaultFormatter::viewElements()
2. 10 core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldFormatter/TestFieldDefaultFormatter.php \Drupal\field_test\Plugin\Field\FieldFormatter\TestFieldDefaultFormatter::viewElements()

Builds a renderable array for a field value.

Parameters

\Drupal\Core\Field\FieldItemListInterface $items: The field values to be rendered.

string $langcode: The language that should be used to render the field.

Return value

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

Overrides FormatterInterface::viewElements

File

core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldFormatter/TestFieldDefaultFormatter.php, line 60

Class

TestFieldDefaultFormatter

Plugin implementation of the 'field_test_default' formatter.

Namespace

Drupal\field_test\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = [];
  foreach ($items as $delta => $item) {
    $elements[$delta] = [
      '#markup' => $this
        ->getSetting('test_formatter_setting') . '|' . $item->value,
    ];
  }
  return $elements;
}