test.pez


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@Box: {[value]
    dilambda[
        { value },
        {[new] value = new }
   ]
}

@Array2d: {[w, h]
    @data: array#fill[w * h, 0]
    @w = w
    dilambda[
        {[x, y] data[x + (y * w)] },
        {[x, y, new] data[x + (y * w)] = new }
    ]
}

@print: {[x] printf["x -> %a\n", x] }
@x = Box[-7]
x[] *= 2
print[x[]]
x[] = 'abcdef
print[x[]]

@m: Array2d[10, 10]
FOR [@x: 0][< 10][+ 1]
    FOR [@y: 0][< 10][+ 1]
        m[x, y] = x ^ y

printf["%a == %a\n", m[3,7], 3^7]