How to do column or row swapping or interchange in a matrix?

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SANDEEP SINGH RANA
SANDEEP SINGH RANA am 26 Dez. 2021
Kommentiert: Joshua am 17 Apr. 2024 um 16:41
Hi,
IFor example, In a matrix A = 3x5 , I want to swap complete column 2 with column 5.
How can i do that. Is there any in-built function or code?

Akzeptierte Antwort

Voss
Voss am 27 Dez. 2021
A(:,[5 2]) = A(:,[2 5]);

Weitere Antworten (1)

Yusuf Suer Erdem
Yusuf Suer Erdem am 26 Dez. 2021
Try these codes below please;
A = [1, 2, 3, 4, 5; 4, 5, 6, 7, 8; 9, 10, 11, 12, 13]
v = A(:, 2);
A(:, 2) = A(:, 5);
A(:, 5) = v;
A
  2 Kommentare
SANDEEP SINGH RANA
SANDEEP SINGH RANA am 26 Dez. 2021
Thanks u.
I have this idea but searching for some inbuilt function.
Thanks again.
Yusuf Suer Erdem
Yusuf Suer Erdem am 27 Dez. 2021
Hello use my codes below please. If this answer does your job, accept my answer please. After my research, i could not find a specific function just for this purpose.
A=[1 2 3 4 5; 6 7 8 9 10; 11 12 13 14 15];
A
A = A(:,[1 5 3 4 2])

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