/**
* Magic unset method.
*
* This is only for child elements, not properties.
*
* @param mixed $name
* The name of the child element to unset.
*
* @throws \InvalidArgumentException
* Throws this error when the name is a property (key starting with #).
*/
public function __unset($name)
{
if (\Drupal\Core\Render\Element::property($name)) {
throw new \InvalidArgumentException('Cannot dynamically unset an element property. Use \\Drupal\\bootstrap\\Utility\\Element::hasProperty instead.');
}
parent::__unset($name);
}
/**
* {@inheritdoc}
*/
public function exchangeArray($data)
{
$old = parent::exchangeArray($data);
return $old;
}
