public function FieldItems::children in Twig Extender 4.x

Same name and namespace in other branches

1. 8.4 modules/twig_extender_extras/src/Plugin/TwigPlugin/FieldItems.php \Drupal\twig_extender_extras\Plugin\TwigPlugin\FieldItems::children()
2. 8.2 modules/twig_extender_extras/src/Plugin/TwigPlugin/FieldItems.php \Drupal\twig_extender_extras\Plugin\TwigPlugin\FieldItems::children()
3. 8.3 modules/twig_extender_extras/src/Plugin/TwigPlugin/FieldItems.php \Drupal\twig_extender_extras\Plugin\TwigPlugin\FieldItems::children()

Identifies the children of an element array, optionally sorted by weight.

The children of a element array are those key/value pairs whose key does not start with a '#'. See drupal_render() for details.

Parameters

array $elements: The element array whose children are to be identified. Passed by reference.

bool $sort: Boolean to indicate whether the children should be sorted by weight.

Return value

array The filtered array to loop over.

Throws

\Exception

File

modules/twig_extender_extras/src/Plugin/TwigPlugin/FieldItems.php, line 38

Class

FieldItems

Twig plugin for loop render children.

Namespace

Drupal\twig_extender_extras\Plugin\TwigPlugin

Code

public function children(array $elements, $sort = FALSE) {
  if (gettype($elements) !== 'array') {
    throw new \Exception('Could not convert object to array.');
  }
  $ids = Element::children($elements, $sort);
  return array_intersect_key($elements, array_flip($ids));
}