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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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652 | * @since 4.6.0 Converted the `$post_type` parameter to accept a WP_Post_Type object. |
653 | * |
654 | * @see WP_Query::query() |
655 | * |
656 | * @param object[] $posts The posts for the current post type. Mostly `WP_Post` objects, but |
657 | * can also contain "fake" post objects to represent other menu items. |
658 | * @param array $args An array of `WP_Query` arguments. |
659 | * @param WP_Post_Type $post_type The current post type object for this menu item meta box. |
660 | */ |
661 | $posts = apply_filters( "nav_menu_items_{$post_type_name}", $posts, $args, $post_type ); |
662 |
|
663 | $checkbox_items = walk_nav_menu_tree( array_map( 'wp_setup_nav_menu_item', $posts ), 0, (object) $args ); |
664 |
|
665 | echo $checkbox_items; |
666 | ?> |
667 | </ul> |
668 | <?php if ( ! empty( $page_links ) ) : ?> |
669 | <div class="add-menu-item-pagelinks"> |
670 | <?php echo $page_links; ?> |