How to filter out multiple rows based on another array?

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JFz
JFz 2017-8-18
评论： JFz 2017-8-18
I have two arrays, a, b, one has numbers from 1,2, to 12. The other has 5 numbers 3,4, to 7. I want to filter out the rows in a that are not in b. How to do that? Thanks in advance.

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James Tursa
James Tursa 2017-8-18
result = a(ismember(a,b));

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