%SIZE Dataset sizefunction [varargout] = size(a,dim)s = size(a.d);if nargin == 2	s = s(dim);endif nargout == 0	s+0elseif nargout == 1	varargout{1} = s;else	v = ones(1:nargout);	v(1:2) = s;	for i=1:nargout		varargout{i} = v(i);	endendreturn