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Source View: nav_menu_submenu_css_class

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Source View

Line Code
66           /**
67            * Filters the CSS class(es) applied to a menu list element.
68            *
69            * @since 4.8.0
70            *
71            * @param string[] $classes Array of the CSS classes that are applied to the menu `<ul>` element.
72            * @param stdClass $args    An object of `wp_nav_menu()` arguments.
73            * @param int      $depth   Depth of menu item. Used for padding.
74            */
75           $class_names = implode( ' ', apply_filters( 'nav_menu_submenu_css_class', $classes, $args, $depth ) );
76           $class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';
77
78           $output .= "{$n}{$indent}<ul$class_names>{$n}";
79      }
80
81      /**
82       * Ends the list of after the elements are added.
83       *
84       * @since 3.0.0