Question

get_nav_menu_locations()

Retrieves all registered navigation menu locations and the menus assigned to them.

---

description

---

返回值

(array) Registered navigation menu locations and the menus assigned them. If none are registered, an empty array.

---

源代码

File: wp-includes/nav-menu.php

function get_nav_menu_locations() {
	$locations = get_theme_mod( 'nav_menu_locations' );
	return ( is_array( $locations ) ) ? $locations : array();
}

---

更新日志

Version	description
3.0.0	Introduced.

---

相关函数

Uses

• wp-includes/theme.php: get_theme_mod()

---

Used By

• wp-includes/nav-menu-template.php: wp_nav_menu()
• wp-includes/nav-menu.php: has_nav_menu()
• wp-includes/nav-menu.php: wp_delete_nav_menu()

---

User Contributed Notes

1. Skip to note content You must log in to vote on the helpfulness of this noteVote results for this note: 0You must log in to vote on the helpfulness of this note Contributed by madastro

   Allows the editor role to modify menus

   
   function allow_menu_editor() {
   	$arr_menu = array_filter(get_nav_menu_locations());
   	if ( ! empty($arr_menu) ) {
   		$obj_role = get_role('editor');
   		$obj_role->add_cap('edit_theme_options');
   	}
   }
   add_action( 'admin_menu', 'allow_menu_editor', 999);
   

$menu_name = 'menu1';
$menu_item = wp_get_nav_menu_object( get_nav_menu_locations( $menu_name )[ $menu_name ] )->name;

echo $menu_item ? $menu_item : __( 'Insert menus', 'textdomain' );
wp_nav_menu( array(
	'theme_location' => $menu_name,
	'container'      => ''
) );

$menu_name = '';

$menu_name = 'menu2';
$menu_item = wp_get_nav_menu_object( get_nav_menu_locations( $menu_name )[ $menu_name ] )->name;

echo $menu_item ? $menu_item : __( 'Insert menus', 'textdomain' );
wp_nav_menu( array(
	'theme_location' => $menu_name,
	'container'      => ''
) );

$menu_name = '';

$menu_name = 'menu3';
$menu_item = wp_get_nav_menu_object( get_nav_menu_locations( $menu_name )[ $menu_name ] )->name;

echo $menu_item ? $menu_item : __( 'Insert menus', 'textdomain' );
wp_nav_menu( array(
	'theme_location' => $menu_name,
	'container'      => ''
) );