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function areEqual = AreStructsEqualOnFields(struct1,struct2,theFields)
% areEqual = AreStructsEqualOnFields(struct1,struct2,theFields)
%
% Returns 1 if two structs share the same value on each of the passed
% fields, 0 otherwise. The equality of each field in the two structs is
% checked with a call to isequal()
%
% 5/1/05 dhb, jmk Handle cell and struct fields, a little bit.
% 2012/06/12 DN Can now handle fields of any data type supported by
% isequal(). Added some input checks
psychassert(isscalar(struct1) && isscalar(struct2),'structs must be scalar');
if ~iscell(theFields)
theFields = {theFields};
end
nFields = length(theFields);
areEqual = 0;
% Loop over fields. Return on any indicator of non-equality.
% If we make it out the bottom, then set return value to 1
for i = 1:nFields
% If either struct is missing the passed field, we say not equal.
if ~isfield(struct1,theFields{i}) || ~isfield(struct2,theFields{i})
return;
end
if ~isequal(struct1.(theFields{i}),struct2.(theFields{i}))
return;
end
end
% If we arrive here, they are equal
areEqual = 1;
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