Mcamara\LaravelLocalization\LaravelLocalization::getCurrentLocaleRegional PHP Method

    public function getCurrentLocaleRegional()
    {
        // need to check if it exists, since 'regional' has been added
        // after version 1.0.11 and existing users will not have it
        if (isset($this->supportedLocales[$this->getCurrentLocale()]['regional'])) {
            return $this->supportedLocales[$this->getCurrentLocale()]['regional'];
        } else {
            return null;
        }
    }

 /**
  * Returns current regional
  *
  * @return string current regional
  * @static 
  */
 public static function getCurrentLocaleRegional()
 {
     return \Mcamara\LaravelLocalization\LaravelLocalization::getCurrentLocaleRegional();
 }