Mercurial > octave-nkf
view examples/@polynomial/subsasgn.m @ 16033:23a7661e529a ss-3-7-2
snapshot version 3.7.2
* configure.ac (AC_INIT): Set version to 3.7.2.
(OCTAVE_RELEASE_DATE): Set to 2013-02-09.
(OCTAVE_COPYRIGHT): Update year.
author | John W. Eaton <jwe@octave.org> |
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date | Sun, 10 Feb 2013 00:59:19 -0500 |
parents | bf6da2fbfa4e |
children | 446c46af4b42 |
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function p = subsasgn (p, s, val) if (length (s) < 1) error ("polynomial: needs index"); endif switch (s(1).type) case "{}" ind = s(1).subs; if (numel (ind) != 1) error ("polynomial: need exactly one index"); else if (length (s) == 1) if (isnumeric (ind{1})) p.poly(ind{1}+1) = val; else p.poly(ind{1}) = val; endif else error ("polynomial: chained subscripts not allowed for {}"); endif endif case "." fld = s(1).subs; if (strcmp (fld, "poly")) if (length (s) == 1) p.poly = val; else p.poly = subsasgn (p.poly, s(2:end), val); endif else error ("@polynomial/subsref: invalid property \"%s\"", fld); endif otherwise error ("invalid subscript type"); endswitch endfunction