remove rows with all zeros
显示 更早的评论
I have
a =
1 2 3
0 0 0
2 1 0
4 5 0
0 0 0
2 0 1
I need
b=
1 2 3
2 1 0
4 5 0
2 0 1
采纳的回答
Walter Roberson
2012-6-6
b = a(any(a,2),:);
5 个评论
Rahul
2012-6-6
Brodie Norfolk
2017-4-13
walter cheers mate
Walter Roberson
2017-10-10
Note: the above code treats nan values the same as zero values, so for example the row [0 nan nan] would also be removed. If that is not acceptable, then
b = a(any(a ~= 0,2),:);
Mohamed Nedal
2019-12-20
Hi Walter,
Would you please explain this line?
b = a(any(a,2),:);
Shishir Bapat
2021-3-11
Thank you
更多回答（1 个）
Geoff
2012-6-6
0 个投票
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