In my head, SPARSE usually means I need a hash, not an array

That is exactly what prompted the question :)

Thanks for the extra thought prompts. However, we are not too worried about chronology. It is quite possible that there will be two or more different pricing levels in place simultaneously as different offers are tried out on different audiences. But it's always good to think it through.

In reply to Re^2: Multidimensional arrays by Bod
in thread Multidimensional arrays by Bod

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