Add a useful package (from Source forge) for octave

[CreaPhase.git] / octave_packages / financial-0.4.0 / lweekdate.m

diff --git a/octave_packages/financial-0.4.0/lweekdate.m b/octave_packages/financial-0.4.0/lweekdate.m
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+## Copyright (C) 2008 Bill Denney <bill@denney.ws>
+##
+## This program 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.
+##
+## This program 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
+## this program; if not, see <http://www.gnu.org/licenses/>.
+
+## -*- texinfo -*-
+## @deftypefn {Function File} {last =} lweekdate (weekday, year, month, nextday)
+##
+## Returns the last occurrence of @var{weekday} from the @var{month} and
+## @var{year}.  If the optional @var{nextday} argument is given, then
+## the week must also contain @var{nextday}.
+##
+## @seealso{eomdate, nweekdate, weekday}
+## @end deftypefn
+
+function t = lweekdate (varargin)
+  if nargin < 3 || nargin > 4
+       error ("3 or 4 input arguments are required")
+  elseif nargin == 3
+       varargin{4} = 0;
+  endif
+
+  t = nweekdate ("lweekdate", varargin{:});
+
+endfunction
+
+## Tests are in nweekdate