     1	Tango::ConstDevString MyDev::dev_string(Tango::DevString argin)
     2	{
     3		Tango::ConstDevString	argout;
     4	
     5		cout << "the received string is " << argin << endl;
     6		
     7		argout = "Hello world";	
     8		return argout;
     9	}
