public function BasicStringFormatter::viewElements in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/BasicStringFormatter.php \Drupal\Core\Field\Plugin\Field\FieldFormatter\BasicStringFormatter::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/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/BasicStringFormatter.php, line 28

Class

BasicStringFormatter

Plugin implementation of the 'basic_string' formatter.

Namespace

Drupal\Core\Field\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = [];
  foreach ($items as $delta => $item) {

    // The text value has no text format assigned to it, so the user input
    // should equal the output, including newlines.
    $elements[$delta] = [
      '#type' => 'inline_template',
      '#template' => '{{ value|nl2br }}',
      '#context' => [
        'value' => $item->value,
      ],
    ];
  }
  return $elements;
}