+
−#include <octave/oct.h>
+
−
+
−DEFUN_DLD (helloworld, args, nargout,
+
−  "Hello World Help String")
+
−{
+
−  int nargin = args.length ();
+
−  octave_stdout << "Hello World has " << nargin
+
−        << " input arguments and "
+
−        << nargout << " output arguments.\n";
+
−  return octave_value_list ();
+
−}