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How to know if exist an field into a struct?

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jon
jon 2016-4-14
评论： jon 2016-4-14
I want a funtion which give me "0" if dosen't exist a field into a struct and "1" if it exist, something like that:
s=struct("field1",val1,"field2",val2,"field3",val3);
exist(s.field1)
=1
exist(s.field5)
=0

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采纳的回答

Steven Lord
Steven Lord 2016-4-14
Take a look at isfield.

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