Instead of attaching walls as properties to the squares, you can make them squares on their own. So 
|_|_|

[download]

Would translate to 

# # #
#####

[download]

With 0-index arrays, all squares with even indexes are walls, and if you have players, they can only move in steps which are multiples of two.

In reply to Re: gaming board design by moritz
in thread gaming board design by Anonymous Monk

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