public BookManagerInterface::bookSubtreeData($link)
Gets the data representing a subtree of the book hierarchy.
The root of the subtree will be the link passed as a parameter, so the returned tree will contain this item and all its descendants in the menu tree.
Parameters
array $link: A fully loaded book link.
Return value
A subtree of book links in an array, in the order they should be rendered.
File
- core/modules/book/src/BookManagerInterface.php, line 280
Class
- BookManagerInterface
- Provides an interface defining a book manager.
Namespace
Drupal\book
Code
public function bookSubtreeData($link);
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