Mercurial > octave-nkf
view examples/paramdemo.cc @ 6909:fc55a5e1760b ss-2-9-14
[project @ 2007-09-17 20:47:40 by jwe]
author | jwe |
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date | Mon, 17 Sep 2007 20:47:41 +0000 |
parents | d2bb3b8a8d20 |
children | 4270ded9ddc6 |
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#include <octave/oct.h> DEFUN_DLD (paramdemo, args, nargout, "Parameter Check Demo.") { int nargin = args.length (); octave_value retval; if (nargin != 1) print_usage(); else if (nargout != 0) error ("paramdemo: function has no output arguments"); else { NDArray m = args(0).array_value(); double min_val = -10.0; double max_val = 10.0; octave_stdout << "Properties of input array:\n"; if (m.any_element_is_negative ()) octave_stdout << " includes negative values\n"; if (m.any_element_is_inf_or_nan()) octave_stdout << " includes Inf or NaN values\n"; if (m.any_element_not_one_or_zero()) octave_stdout << " includes other values than 1 and 0\n"; if (m.all_elements_are_int_or_inf_or_nan()) octave_stdout << " includes only int, Inf or NaN values\n"; if (m.all_integers (min_val, max_val)) octave_stdout << " includes only integers in [-10,10]\n"; } return retval; }