setdiff with reptitions ?

2018 11 27
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更新时间：2018 11 27
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i have two array A ,B i need to know all elements that inside A but not B including reptitons ,thx .

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Star Strider
Star Strider 2018-11-27
编辑：Star Strider 2018-11-27

1 个投票

Experiment with the ismember (link) funciton or if you are using floating-point numbers, ismembertol (link):
A = randi(9, 1, 10)
B = randi(5, 1, 8)
L = ismember(A, B)
Out = A(L)
or:
Out = A(~L)
depending on the result you want.

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