is_nav_menu( int|string|WP_Term $menu )
Check if the given ID is a navigation menu.
Description
Returns true if it is; false otherwise.
Parameters
- $menu
-
(int|string|WP_Term) (Required) Menu ID, slug, name, or object of menu to check.
Return
(bool) Whether the menu exists.
Source
File: wp-includes/nav-menu.php
function is_nav_menu( $menu ) {
if ( ! $menu )
return false;
$menu_obj = wp_get_nav_menu_object( $menu );
if (
$menu_obj &&
! is_wp_error( $menu_obj ) &&
! empty( $menu_obj->taxonomy ) &&
'nav_menu' == $menu_obj->taxonomy
)
return true;
return false;
}
Changelog
| Version | Description |
|---|---|
| WP-3.0.0 | Introduced. |