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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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974 | } |
975 |
|
976 | /** |
977 | * Filters a navigation menu item object. |
978 | * |
979 | * @since 3.0.0 |
980 | * |
981 | * @param object $menu_item The menu item object. |
982 | */ |
983 | return apply_filters( 'wp_setup_nav_menu_item', $menu_item ); |
984 | } |
985 |
|
986 | /** |
987 | * Get the menu items associated with a particular object. |
988 | * |
989 | * @since 3.0.0 |
990 | * |
991 | * @param int $object_id Optional. The ID of the original object. Default 0. |
992 | * @param string $object_type Optional. The type of object, such as 'post_type' or 'taxonomy'. |