public static function Element::properties in Render cache 7.2

Gets properties of a structured array element (keys beginning with '#').

Parameters

array $element: An element array to return properties for.

Return value

array An array of property keys for the element.

File

lib/Drupal/Core/Render/Element.php, line 43

Contains \Drupal\Core\Render\Element.

Class

Element

Provides helper methods for Drupal render elements.

Namespace

Drupal\Core\Render

Code

public static function properties(array $element) {
  return array_filter(array_keys($element), 'static::property');
}