How can I replace values in a Matrix?

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Muhammed Ali
Muhammed Ali 2023-2-27
评论： Stephen23 2023-2-27
Hello Folks,
i have this following problem: I want to replace all values in a Matrix, which arent in the diagonal with the number 1.
Can someone give me a solution?

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回答（1 个）

Nikhilesh
Nikhilesh 2023-2-27
% Define example matrix
A = [1 2 3; 4 5 6; 7 8 9];
% Get dimensions of matrix
[nrows, ncols] = size(A);
% Replace non-diagonal values with 1
for i = 1:nrows
for j = 1:ncols
if i ~= j
A(i,j) = 1;
end
end
end

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