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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )
apply_filters( "hook_name", "what_to_filter" )
.Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
Line | Code |
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869 | } |
870 |
|
871 | /** |
872 | * Filter a navigation menu item object. |
873 | * |
874 | * @since 3.0.0 |
875 | * |
876 | * @param object $menu_item The menu item object. |
877 | */ |
878 | return apply_filters( 'wp_setup_nav_menu_item', $menu_item ); |
879 | } |
880 |
|
881 | /** |
882 | * Get the menu items associated with a particular object. |
883 | * |
884 | * @since 3.0.0 |
885 | * |
886 | * @param int $object_id The ID of the original object. |
887 | * @param string $object_type The type of object, such as "taxonomy" or "post_type." |