how to extract different values/elements of matrix or vector without repeating?

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agatte
agatte 2017-2-8
评论： agatte 2017-2-8
Hello,
I have a vector/ or it could be array : A = [1,2,3,4,5,1,2,3,4,5,1,2,3] I want to extract existing different values/elements from this vector without repeating: 1,2,3,4,5 B= [1,2,3,4,5]
How can I extract it ?
I would appreciate for any help please

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Stephen23
Stephen23 2017-2-8
>> A = [1,2,3,4,5,1,2,3,4,5,1,2,3];
>> unique(A)
ans =
1 2 3 4 5

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