Check out DESCENDING()

>I'm writing a utility that will loop through every DBF in a specific directory, open them, loop through the tags in each one, and spit out that info (DBF(), TAG(), and KEY()) into another DBF. My problem is, I also need to know if it's in ASCENDING or DESCENDING order.
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>Is there a command (or something) that will return whether a specific Index Tag in in Descending or Ascending order?
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>Thanks!