src/Config/Config.php
protected static function reach($param, $default = null)
    {
        $p = self::separate($param);
        //
        if ($p['first'] == 'database') {
            return self::callDatabase($p['second']);
        }

        return array_get(self::$params, $param, $default);
    }
protected static function reach($param, $default = null)
    {
        $p = self::separate($param);
        //
        if ($p['first'] == 'database') {
            return self::callDatabase($p['second']);
        }

        return array_get(self::$params, $param, $default);
    }
protected static function reach ( $ param , $ default = null ) { $ p = self :: separate ( $ param ) ; // if ( $ p [ 'first' ] == 'database' ) { return self :: callDatabase ( $ p [ 'second' ] ) ; } return array_get ( self :: $ params , $ param , $ default ) ; }
find request parameter.

@param $param(string) primary and secondary parameter concatenated
find request parameter .