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// =============================================================================
// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) INRIA - Pierre MARECHAL
//
// 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
//
// isnum(str) return %T if str represent a number
//
// =============================================================================
function res = isnum(str)
if type(str) <> 10 then
error(msprintf(gettext("%s: Wrong type for input argument #%d: Matrix of character strings.\n"),"isnum",1));
end
[nr,nc] = size(str);
for j=1:nc
for i=1:nr
ierr = execstr('r = type(eval(str(i,j)))','errcatch');
if ierr == 0 then
if r == 1 then
res(i,j) = %T;
else
res(i,j) = %F;
end
else
res(i,j) = %F;
end
end
end
endfunction
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