public function FileSize::viewElements in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/file/src/Plugin/Field/FieldFormatter/FileSize.php \Drupal\file\Plugin\Field\FieldFormatter\FileSize::viewElements()
2. 10 core/modules/file/src/Plugin/Field/FieldFormatter/FileSize.php \Drupal\file\Plugin\Field\FieldFormatter\FileSize::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/file/src/Plugin/Field/FieldFormatter/FileSize.php, line 32

Class

FileSize

Formatter that shows the file size in a human readable way.

Namespace

Drupal\file\Plugin\Field\FieldFormatter

Code

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