how to reshape a matrix to a vector?

I have a matrix for example [1 2 3; 4 5 6; 7 8 9]. I want to return it to [1 2 3 4 5 6 7 8 9] how can I do that please? Thanks

Answer 1

[Walter Roberson]

reshape(A.', 1, [])

Answer 2

[sama]

Thanks a lot. I used reshape but totally had forgot about transpose ('). Thank you