public static function Element::getVisibleChildren
public static Element::getVisibleChildren(array $elements)
Returns the visible children of an element.
Parameters
array $elements: The parent element.
Return value
array The array keys of the element's visible children.
File
- core/lib/Drupal/Core/Render/Element.php, line 129
Class
- Element
- Provides helper methods for Drupal render elements.
Namespace
Drupal\Core\RenderCode
public static function getVisibleChildren(array $elements) { $visible_children = array(); foreach (static::children($elements) as $key) { $child = $elements[$key]; // Skip value and hidden elements, since they are not rendered. if (!static::isVisibleElement($child)) { continue; } $visible_children[$key] = $child; } return array_keys($visible_children); }
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Render!Element.php/function/Element::getVisibleChildren/8.1.x