public static function getConstants($html = false)
	{
		$result = [];
		foreach ((new \ReflectionClass(get_class()))->getConstants() as $constant) {
			$key = static::$cssPrefix . ' ' . static::$cssPrefix . '-' . $constant;

			$result[$key] = ($html)
				? static::icon($constant) . '&nbsp;&nbsp;' . $constant
				: $constant;
		}

		return $result;
	}