1D array 
1 2
1 2
1 2 
1D array : unspecified range w/o lb
1 2
1 2
1 2 
2D array 
1 2 1 2
1 2 1 2
1 2 3 4 
3D array 
1 2 1 2 1 2
1 2 1 2 1 2
1 2 3 4 5 6 7 8 
3D array : unspecified range w/o lb
1 2 1 2 1 2
1 2 1 2 1 2
1 2 3 4 5 6 7 8 
d: 1 11