how to sort a matrix?

How do i do this:

before:

a=[3 9 5 7;

3 0 1 2;

11 2 0 9];

after:

a=[11 9 9 7;

5 3 3 2;

2 1 0 0;]

Answer 1

[Stephan]

Hi,

try:

>> a = [3 9 5 7; 3 0 1 2; 11 2 0 9]

a =

     3     9     5     7
     3     0     1     2
    11     2     0     9

>> b = reshape(fliplr(sort(reshape(a,1,[]))),4,3)'

b =

    11     9     9     7
     5     3     3     2
     2     1     0     0

Best regards

Stephan