wp_nav_locations_listed_per_menu

Filters the number of locations listed per menu in the drop-down select.

Description

apply_filters( 'wp_nav_locations_listed_per_menu', (int) $int ); 

Parameters (1)

0. $int (int) => 3
Number of menu locations to list. Default 3.

Usage

To run the hook, copy the example below.
  1. $int = apply_filters( 'wp_nav_locations_listed_per_menu', $int ); 
  2.  
  3. if ( !empty( $int ) ) { 
  4.  
  5. // everything has led up to this point... 
  6.  
  7.  
The following example is for adding a hook callback.
  1. // define the wp_nav_locations_listed_per_menu callback 
  2. function filter_wp_nav_locations_listed_per_menu( $int ) { 
  3. // make filter magic happen here... 
  4. return $int
  5. }; 
  6.  
  7. // add the filter 
  8. add_filter( 'wp_nav_locations_listed_per_menu', 'filter_wp_nav_locations_listed_per_menu', 10, 1 ); 
To remove a hook callback, use the example below.
  1. // remove the filter 
  2. remove_filter( 'wp_nav_locations_listed_per_menu', 'filter_wp_nav_locations_listed_per_menu', 10, 1 ); 

Defined (1)

The filter is defined in the following location(s).

/wp-admin/nav-menus.php  
  1. $assigned_locations = array_slice( $locations_assigned_to_this_menu, 0, absint( apply_filters( 'wp_nav_locations_listed_per_menu', 3 ) ) );