how to duplicate rows in a 2D matrix

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Naufal Arfani
Naufal Arfani il 7 Gen 2021
Risposto: KSSV il 7 Gen 2021
hello everyone, for example I have an array like the one below, I want to duplicate the array value on row 2nd to the value on row 1st does anyone know the easy way? I have tried the code below but it still has an error, thank you
A = magic(4);
A(2,:) = [1,:];
end

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KSSV
KSSV il 7 Gen 2021
Ran in:
A = magic(4);
A(2,:) = A(1,:)
A = 4×4
16 2 3 13 16 2 3 13 9 7 6 12 4 14 15 1
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