Counting Repeated elements in an array.

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Jamie Bell-Thomas
Jamie Bell-Thomas 2020-2-14
评论： Jamie Bell-Thomas 2020-2-14
Suppose I have 2 arrays, A and B, comprised of random sets of unique numbers. I want to compare the 2 lists and count the number of elements that appear in both lists.
For example if we have A = [1 2 3 4 5 6] and B = [6 7 8 9 10 11]. It'll output 1.

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David Hill
David Hill 2020-2-14
nnz(ismember(A,B));

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