matlab 偶数行全为NAN
时间: 2024-02-29 19:49:06 浏览: 162
在MATLAB中,可以使用矩阵索引和逻辑运算符来实现偶数行全为NaN的操作。下面是一个示例代码:
```matlab
% 创建一个5行3列的矩阵
matrix = [1 2 3; 4 5 6; 7 8 9; 10 11 12; 13 14 15];
% 将偶数行的所有元素设置为NaN
matrix(2:2:end, :) = NaN;
% 打印结果
disp(matrix)
```
运行以上代码,将会得到一个5行3列的矩阵,其中偶数行的所有元素都被设置为NaN。输出结果如下:
```
1 2 3
NaN NaN NaN
7 8 9
NaN NaN NaN
13 14 15
```
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