wphooks.info - nav_menu_css_class

nav_menu_css_class

(trunk - 5.1-alpha-44286)

The hook occurs in the following file:

wp-includes/class-walker-nav-menu.php:
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		 * Filters the CSS classes applied to a menu item's list item element.
		 *
		 * @since 3.0.0
		 * @since 4.1.0 The `$depth` parameter was added.
		 *
		 * @param string[] $classes Array of the CSS classes that are applied to the menu item's `<li>` element.
		 * @param WP_Post  $item    The current menu item.
		 * @param stdClass $args    An object of wp_nav_menu() arguments.
		 * @param int      $depth   Depth of menu item. Used for padding.
		 */
		$class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args, $depth ) );
		$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';

		/**
		 * Filters the ID applied to a menu item's list item element.
		 *
		 * @since 3.0.1
		 * @since 4.1.0 The `$depth` parameter was added.
		 *
		 * @param string   $menu_id The ID that is applied to the menu item's `<li>` element.