Overrides \Drupal\Core\TypedData\TypedData::getString().
Overrides TypedData::getString
public function getString() {
$strings = array();
if (isset($this->list)) {
foreach ($this->list as $item) {
$strings[] = $item
->getString();
}
// Remove any empty strings resulting from empty items.
return implode(', ', array_filter($strings, 'drupal_strlen'));
}
}