Gets the plugin ID of the parent menu link.

Return value

string A plugin ID, or empty string if this link is at the top level.

Overrides MenuLinkContentInterface::getParentId

1 call to MenuLinkContent::getParentId()

MenuLinkContent::getPluginDefinition in core/modules/menu_link_content/src/Entity/MenuLinkContent.php

Builds up the menu link plugin definition for this entity.

File

core/modules/menu_link_content/src/Entity/MenuLinkContent.php, line 135

Class

MenuLinkContent

Defines the menu link content entity class.

Namespace

Drupal\menu_link_content\Entity

Code

public function getParentId() {
  // Cast the parent ID to a string, only an empty string means no parent,
  // NULL keeps the existing parent.
  return (string) $this->get('parent')->value;
}

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