On 09/17/2013 02:00 PM, James Bigler wrote: > If there is a set(PARENT_SCOPE) why isn't there an unset(PARENT_SCOPE)? > It seems like a hole in the API. Yes, I'll look at adding it. You should be able to use set(var PARENT_SCOPE) to unset. The unset command is mostly a readability convenience. -Brad