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How to check if any row has 0?

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Beibit Sautbek
Beibit Sautbek 2016-8-8
回答： Azzi Abdelmalek 2016-8-8
If I have matrix A=
0 0 0 5
1 1 4 3
1 3 4 5
2 0 0 5
I need to find that rows which has 0.
A result should show rows 1 and 4, which there are some zeros.
Could anyone help me?!

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采纳的回答

Stephen23
Stephen23 2016-8-8
编辑：Stephen23 2016-8-8
>> idx = any(A==0,2) % logical index
idx =
1
0
0
1
>> find(idx) % subscript index
ans =
1
4

更多回答（1 个）

Azzi Abdelmalek
Azzi Abdelmalek 2016-8-8
A=[0 0 0 5;1 1 4 3;1 3 4 5;2 0 0 5]
out=find(~all(A,2))

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