ushuffle the matrix elements

let a be any mXm matrix

e.g.

a = magic(3)

8 1 6

3 5 7

4 9 2

i want to shuffle the elements of the matrix so that they go to different positions

please guide.... Regards....

Answer 1

[John D'Errico]

a = magic(3)

a = 3×3

8 1 6 3 5 7 4 9 2

reshape(a(randperm(numel(a))),size(a))

ans = 3×3

7 6 1 8 2 5 9 3 4