public static function getSetting($scope, $key)
    {
        if (!count(self::$settings)) {
            self::load();
        }

        if (isset(self::$settings[$scope][$key])) {
            return self::$settings[$scope][$key];
        }

        return null;
    }
public static function getSetting($scope, $key)
    {
        if (!count(self::$settings)) {
            self::load();
        }

        if (isset(self::$settings[$scope][$key])) {
            return self::$settings[$scope][$key];
        }

        return null;
    }
public static function getSetting ( $ scope , $ key ) { if ( ! count ( self :: $ settings ) ) { self :: load ( ) ; } if ( isset ( self :: $ settings [ $ scope ] [ $ key ] ) ) { return self :: $ settings [ $ scope ] [ $ key ] ; } return null ; }
Retrieve a setting

@param $scope
@param $key
@return mixed
Retrieve a setting