CodeXor
Description:
script:CodeXorQuestion1,Question2
Typically used to select the "XOR" function between two multiple-choice questions. The result is all codes that have only been selected in one of the two, but not both.
Example:
script:CodeXor(\BrandsKnown.a,\BrandsUsed.a)
Result:
If BrandsUsed is filtered on BrandsKnown, it will return BrandsKnow but not used.