Mercurial > octave
view test/recursion.tst @ 32632:2e484f9f1f18 stable
maint: update Octave Project Developers copyright for the new year
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 22 Dec 2023 12:08:17 -0500 |
parents | 597f3ee61a48 |
children |
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######################################################################## ## ## Copyright (C) 2006-2024 The Octave Project Developers ## ## See the file COPYRIGHT.md in the top-level directory of this ## distribution or <https://octave.org/copyright/>. ## ## This file is part of Octave. ## ## Octave is free software: you can redistribute it and/or modify it ## under the terms of the GNU General Public License as published by ## the Free Software Foundation, either version 3 of the License, or ## (at your option) any later version. ## ## Octave is distributed in the hope that it will be useful, but ## WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ## GNU General Public License for more details. ## ## You should have received a copy of the GNU General Public License ## along with Octave; see the file COPYING. If not, see ## <https://www.gnu.org/licenses/>. ## ######################################################################## %!function y = f (x) %! if (x == 1) %! y = x; %! return; %! else %! y = x * f (x-1); %! endif %!endfunction %! %!assert (f (5), 120) %!function y = f (x) %! if (x == 1) %! y = x; %! return; %! else %! y = f (x-1) * x; %! endif %!endfunction %! %!assert (f (5), 120) %!function r = f (x) %! persistent p = 1; %! if (x == 1) %! f (x + 1); %! r = p; %! else %! clear p %! p = 13; %! endif %!endfunction %! %!error <'p' undefined> f (1) %!function r = f (x) %! persistent p = 1; %! if (x == 1) %! f (x + 1); %! r = p; %! else %! p = 13; %! endif %!endfunction %! %!assert (f (1), 13) %%FIXME: Need test for maximum recursion depth