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1 /* |
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2 |
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3 Copyright (C) 2006, 2007 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or |
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8 modify it under the terms of the GNU General Public License |
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9 as published by the Free Software Foundation; either |
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10 version 3 of the License, or (at your option) any later |
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11 version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, |
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14 but WITHOUT ANY WARRANTY; without even the implied warranty |
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15 of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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16 See the GNU General Public License for more details. |
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17 |
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18 You should have received a copy of the GNU General Public |
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19 License along with Octave; see the file COPYING. If not, |
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20 see <http://www.gnu.org/licenses/>. |
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21 |
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22 */ |
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23 |
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24 #include <octave/oct.h> |
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25 |
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26 DEFUN_DLD (paramdemo, args, nargout, |
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27 "Parameter Check Demo.") |
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28 { |
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29 int nargin = args.length (); |
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30 octave_value retval; |
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31 |
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32 if (nargin != 1) |
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33 print_usage(); |
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34 else if (nargout != 0) |
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35 error ("paramdemo: function has no output arguments"); |
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36 else |
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37 { |
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38 NDArray m = args(0).array_value(); |
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39 double min_val = -10.0; |
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40 double max_val = 10.0; |
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41 octave_stdout << "Properties of input array:\n"; |
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42 if (m.any_element_is_negative ()) |
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43 octave_stdout << " includes negative values\n"; |
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44 if (m.any_element_is_inf_or_nan()) |
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45 octave_stdout << " includes Inf or NaN values\n"; |
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46 if (m.any_element_not_one_or_zero()) |
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47 octave_stdout << |
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48 " includes other values than 1 and 0\n"; |
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49 if (m.all_elements_are_int_or_inf_or_nan()) |
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50 octave_stdout << |
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51 " includes only int, Inf or NaN values\n"; |
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52 if (m.all_integers (min_val, max_val)) |
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53 octave_stdout << |
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54 " includes only integers in [-10,10]\n"; |
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55 } |
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56 return retval; |
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57 } |
