hook_help($route_name, \Drupal\Core\Routing\RouteMatchInterface $route_match) Provide online user help.

Manages help page section plugins. Hierarchy class \Drupal\Component\Plugin\PluginManagerBase

The text to use as the title of the help page section. Type:

The help section plugin manager. Type:

hook_help_section_info_alter(&$info) Perform alterations on help page section plugin definitions.

help_block_view_help_block_alter(array &$build, BlockPluginInterface $block) Implements

The description of the help page section. Type:

Controller routines for help routes. Hierarchy class \Drupal\Core\Controller\

The current route match. Type:

The (optional) permission needed to view the help section. Only set if this section needs its own permission, beyond the generic 'access administration