original_string: public static function _save( $menu_id, $menu_item_db_id, $menu_item_args ) {
  		if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
  			return;
  		}
  
  		$screen = get_current_screen();
  		if ( ! $screen instanceof WP_Screen || 'nav-menus' !== $screen->id ) {
  			return;
  		}
  
  		check_admin_referer( 'update-nav_menu', 'update-nav-menu-nonce' );
  
  		// Sanitize
  		if ( ! empty( $_POST['menu-icons'][ $menu_item_db_id ] ) ) {
  			$value = array_map(
  				'sanitize_text_field',
  				wp_unslash( (array) $_POST['menu-icons'][ $menu_item_db_id ] )
  			);
  		} else {
  			$value = array();
  		}
  
  		Menu_Icons_Meta::update( $menu_item_db_id, $value );
  	}
code: public static function _save( $menu_id, $menu_item_db_id, $menu_item_args ) {
  		if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
  			return;
  		}
  
  		$screen = get_current_screen();
  		if ( ! $screen instanceof WP_Screen || 'nav-menus' !== $screen->id ) {
  			return;
  		}
  
  		check_admin_referer( 'update-nav_menu', 'update-nav-menu-nonce' );
  
  		// Sanitize
  		if ( ! empty( $_POST['menu-icons'][ $menu_item_db_id ] ) ) {
  			$value = array_map(
  				'sanitize_text_field',
  				wp_unslash( (array) $_POST['menu-icons'][ $menu_item_db_id ] )
  			);
  		} else {
  			$value = array();
  		}
  
  		Menu_Icons_Meta::update( $menu_item_db_id, $value );
  	}
code_tokens: public static function _save ( $ menu_id , $ menu_item_db_id , $ menu_item_args ) { if ( defined ( 'DOING_AJAX' ) && DOING_AJAX ) { return ; } $ screen = get_current_screen ( ) ; if ( ! $ screen instanceof WP_Screen || 'nav-menus' !== $ screen -> id ) { return ; } check_admin_referer ( 'update-nav_menu' , 'update-nav-menu-nonce' ) ; // Sanitize if ( ! empty ( $ _POST [ 'menu-icons' ] [ $ menu_item_db_id ] ) ) { $ value = array_map ( 'sanitize_text_field' , wp_unslash ( ( array ) $ _POST [ 'menu-icons' ] [ $ menu_item_db_id ] ) ) ; } else { $ value = array ( ) ; } Menu_Icons_Meta :: update ( $ menu_item_db_id , $ value ) ; }
docstring: Save menu item's icons metadata
  
  @since   0.1.0
  @access  protected
  @wp_hook action    wp_update_nav_menu_item
  @link    http://codex.wordpress.org/Plugin_API/Action_Reference/wp_update_nav_menu_item
  
  @param int   $menu_id         Nav menu ID.
  @param int   $menu_item_db_id Menu item ID.
  @param array $menu_item_args  Menu item data.
docstring_tokens: Save menu item s icons metadata