public function MenuTreeStorage::getSubtreeHeight in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/lib/Drupal/Core/Menu/MenuTreeStorage.php \Drupal\Core\Menu\MenuTreeStorage::getSubtreeHeight()
Finds the height of a subtree rooted by the given ID.
Parameters
string $id: The ID of an item in the storage.
Return value
int Returns the height of the subtree. This will be at least 1 if the ID exists, or 0 if the ID does not exist in the storage.
Overrides MenuTreeStorageInterface::getSubtreeHeight
File
- core/
lib/ Drupal/ Core/ Menu/ MenuTreeStorage.php, line 427 - Contains \Drupal\Core\Menu\MenuTreeStorage.
Class
- MenuTreeStorage
- Provides a menu tree storage using the database.
Namespace
Drupal\Core\MenuCode
public function getSubtreeHeight($id) {
$original = $this
->loadFull($id);
return $original ? $this
->doFindChildrenRelativeDepth($original) + 1 : 0;
}