?? isfield.m
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function tf = isfield(s,f)
%ISFIELD True if field is in structure array.
% F = ISFIELD(S,'field') returns true if 'field' is the name of a field
% in the structure array S.
%
% See also GETFIELD, SETFIELD, FIELDNAMES, ORDERFIELDS, RMFIELD, ISSTRUCT.
% Copyright 1984-2004 The MathWorks, Inc.
% $Revision: 1.13.4.3 $ $Date: 2004/04/10 23:25:25 $
if isa(s,'struct')
tf = any(strcmp(fieldnames(s),f));
else
tf = false;
end
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