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public function TypedData::getRoot

public TypedData::getRoot()

Returns the root of the typed data tree.

Returns the root data for a tree of typed data objects; e.g. for an entity field item the root of the tree is its parent entity object.

Return value

\Drupal\Core\TypedData\TraversableTypedDataInterface The root data structure, either complex data or a list.

Overrides TypedDataInterface::getRoot

File

core/lib/Drupal/Core/TypedData/TypedData.php, line 165

Class

TypedData
The abstract base class for typed data.

Namespace

Drupal\Core\TypedData

Code

public function getRoot() {
  if (isset($this->parent)) {
    return $this->parent->getRoot();
  }
  // If no parent is set, this is the root of the data tree.
  return $this;
}

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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!TypedData!TypedData.php/function/TypedData::getRoot/8.1.x