Mercurial > octave-nkf
view examples/code/@polynomial/subsasgn.m @ 19630:0e1f5a750d00
maint: Periodic merge of gui-release to default.
author | John W. Eaton <jwe@octave.org> |
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date | Tue, 20 Jan 2015 10:24:46 -0500 |
parents | examples/@polynomial/subsasgn.m@446c46af4b42 examples/@polynomial/subsasgn.m@c8240a60dd01 |
children |
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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