How many positive entries in array

2012 4 1
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更新时间：2020 3 28
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I have a 1450x1 array. I want to count how many positive entries in array?

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Wayne King
Wayne King 2012-4-1

3 个投票

x = randn(1450,1);
indices = find(x>0);
length(indices)
or
count = length(nonzeros(x(x>0)));

更多回答（1 个）

hidayet beyhan
hidayet beyhan 2020-3-28
编辑：hidayet beyhan 2020-3-28

1 个投票

Or you can use for an array:
x = randn(1450,1);
sum(x>0)

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