is_nav_menu_item( int $menu_item_id )

Determines whether the given ID is a nav menu item.

Parameters

$menu_item_id

(int) (Required) The ID of the potential nav menu item.

Return

(bool) Whether the given ID is that of a nav menu item.

Source

File: wp-includes/nav-menu.php 

function is_nav_menu_item( $menu_item_id = 0 ) {
	return ( ! is_wp_error( $menu_item_id ) && ( 'nav_menu_item' === get_post_type( $menu_item_id ) ) );
}

Uses

Uses Description
wp-includes/post.php: get_post_type()

Retrieves the post type of the current post or of a given post.
wp-includes/load.php: is_wp_error()

Checks whether the given variable is a WordPress Error.

Changelog

Version Description
3.0.0 Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/is_nav_menu_item