function OptionsKeyFormatter::viewElements

Overrides FormatterInterface::viewElements

File

core/modules/options/src/Plugin/Field/FieldFormatter/OptionsKeyFormatter.php, line 28

Class

OptionsKeyFormatter

Plugin implementation of the 'list_key' formatter.

Namespace

Code

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