function hook_system_breadcrumb_alter

hook_system_breadcrumb_alter(\Drupal\Core\Breadcrumb\Breadcrumb &$breadcrumb, \Drupal\Core\Routing\RouteMatchInterface $route_match, array $context)

Perform alterations to the breadcrumb built by the BreadcrumbManager.

Parameters

\Drupal\Core\Breadcrumb\Breadcrumb $breadcrumb: A breadcrumb object returned by BreadcrumbBuilderInterface::build().

\Drupal\Core\Routing\RouteMatchInterface $route_match: The current route match.

array $context: May include the following key:

• builder: the instance of \Drupal\Core\Breadcrumb\BreadcrumbBuilderInterface that constructed this breadcrumb, or NULL if no builder acted based on the current attributes.

Related topics

Hooks

Define functions that alter the behavior of Drupal core.

Menu system

Define the navigation menus, local actions and tasks, and contextual links.

File

core/lib/Drupal/Core/Menu/menu.api.php, line 431

Hooks and documentation related to the menu system and links.

Code

function hook_system_breadcrumb_alter(\Drupal\Core\Breadcrumb\Breadcrumb &$breadcrumb, \Drupal\Core\Routing\RouteMatchInterface $route_match, array $context) {
  // Add an item to the end of the breadcrumb.
  $breadcrumb->addLink(\Drupal\Core\Link::createFromRoute(t('Text'), 'example_route_name'));
}