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1 ## Copyright (C) 1996 John W. Eaton |
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2 ## |
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3 ## This file is part of Octave. |
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4 ## |
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5 ## Octave is free software; you can redistribute it and/or modify it |
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6 ## under the terms of the GNU General Public License as published by |
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7 ## the Free Software Foundation; either version 2, or (at your option) |
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8 ## any later version. |
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9 ## |
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10 ## Octave is distributed in the hope that it will be useful, but |
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 ## General Public License for more details. |
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14 ## |
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15 ## You should have received a copy of the GNU General Public License |
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16 ## along with Octave; see the file COPYING. If not, write to the Free |
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17 ## Software Foundation, 59 Temple Place - Suite 330, Boston, MA |
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18 ## 02111-1307, USA. |
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19 |
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20 ## usage: toc |
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21 ## |
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22 ## Return the difference between the current wall-clock time and the |
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23 ## time that the function tic () was last called, in seconds. |
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24 ## |
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25 ## See also: tic, clock, etime, cputime |
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26 |
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27 function secs = toc () |
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28 |
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29 if (nargin != 0) |
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30 warning ("toc: ignoring extra arguments"); |
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31 endif |
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32 |
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33 global _time_tic_called; |
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34 |
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35 if (exist ("_time_tic_called")) |
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36 secs = etime (clock (), _time_tic_called); |
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37 else |
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38 warning ("toc called before timer set"); |
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39 secs = []; |
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40 endif |
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41 |
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42 endfunction |
