public function isServerValid()
    {
        return ($this->nb_server !== null &&
                ($this->nb_server->isBuiltIn() || $this->nb_server->isFetched()));
    }
public function isServerValid()
    {
        return ($this->nb_server !== null &&
                ($this->nb_server->isBuiltIn() || $this->nb_server->isFetched()));
    }
public function isServerValid ( ) { return ( $ this -> nb_server !== null && ( $ this -> nb_server -> isBuiltIn ( ) || $ this -> nb_server -> isFetched ( ) ) ) ; }
Checks if a server is valid.
Valid servers are Built-in instances or fetched servers.
@return bool Returns true if the server is valid.
Checks if a server is valid . Valid servers are Built - in instances or fetched servers .