1. 4.6.x includes/menu.inc MENU_CALLBACK
  2. 4.7.x includes/menu.inc MENU_CALLBACK
  3. 5.x includes/menu.inc MENU_CALLBACK
  4. 6.x includes/menu.inc MENU_CALLBACK
  5. 7.x includes/menu.inc MENU_CALLBACK

Callbacks simply register a path so that the correct function is fired when the URL is accessed. They are not shown in the menu.

Related topics

28 uses of MENU_CALLBACK
aggregator_menu in modules/aggregator/aggregator.module
Implementation of hook_menu().
block_menu in modules/block/block.module
Implementation of hook_menu().
blogapi_menu in modules/blogapi/blogapi.module
blog_menu in modules/blog/blog.module
Implementation of hook_menu().
book_menu in modules/book/book.module
Implementation of hook_menu().

... See full list

File

includes/menu.inc, line 112
API for the Drupal menu system.

Code

define('MENU_CALLBACK', MENU_VISIBLE_IN_BREADCRUMB)