How to solve this simple index problem

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Rita
Rita 2015-8-30
评论： Rita 2015-8-30
Hi, I have
a=[1;2;3]and b=[23;nan;4]
how I can get these
c=[2] and also D=[1,23;3,4]
Thanks a lot

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采纳的回答

Walter Roberson
Walter Roberson 2015-8-30
idx = isnan(b);
c = a(idx);
D = [a(~idx), b(~idx)];

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