lass'    => true,
					'disabled' => true,
					'id'       => true,
					'label'    => true,
					'selected' => true,
					'value'    => true,
				],
			];

			// Add the global allowed attributes to each html element.
			$input_tags = array_map( '_wp_add_global_attributes', $input_tags );
		}

		return array_merge_recursive( $allowed_post_tags, $input_tags );
	}

	/**
	 * Gets an array of enabled features.
	 *
	 * @return string[] The array of enabled features.
	 */
	public static function retrieve_enabled_features() {
		/**
		 * The feature flag integration.
		 *
		 * @var Feature_Flag_Integration $feature_flag_integration;
		 */
		$feature_flag_integration = YoastSEO()->classes->get( Feature_Flag_Integration::class );
		return $feature_flag_integration->get_enabled_features();
	}
}