array help.

[bearophile via Digitalmars-d-learn]

NA:

> Any ideas welcome.

Is this good enough?

void main() {
     import std.algorithm: swap;

     int[][][][] a =
         [[[],
           [],
           [[0, 1], [0, 2]],
           [[0, 0], [0, 3]]
          ],
          [[],
           [],
           [[1, 1], [1, 2]],
           [[1, 0], [1, 3]]
          ]
         ];

     int[][][][] b =
         [[[[0, 1], [0, 2]],
           [[0, 0], [0, 3]],
           [],
           [],
          ],
          [[[1, 1], [1, 2]],
           [[1, 0], [1, 3]],
           [],
           []
          ]
         ];

     foreach (s1; a) {
         swap(s1[0], s1[2]);
         swap(s1[1], s1[3]);
     }
     assert(a == b);
}


Bye,
bearophile