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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) 2004 - INRIA
// Copyright (C) 2009 - DIGITEO - Pierre MARECHAL <pierre.marechal@scilab.org>
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
// This function returns TRUE if "field" is a field of the struct "s", FALSE otherwise
function r = isfield(s,field)
r = [];
rhs = argn(2);
if rhs <> 2 then
error(msprintf(gettext("%s: Wrong number of input argument(s): %d expected.\n"),"isfield",2));
end
if ~isstruct(s) then
error(msprintf(gettext("%s: Wrong type for input argument #%d: struct array expected.\n"),"isfield",1));
end
if type(field) <> 10 then
error(msprintf(gettext("%s: Wrong type for input argument #%d: A string expected.\n"),"isfield",2));
end
[nr,nc] = size(field);
fields = getfield(1,s);
fields(1:2) = [];
for row=1:nr
for line=1:nc
r(row,line) = or(fields==field(row,line));
end
end
endfunction
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