variant_xor Performs a logical exclusion on two variants mixedvariant_xor mixedleft mixedright Performs a logical exclusion, according to the following truth table: If left is If right is then the result is &true;&true;&false;&true;&false;&true;&false;&true;&true;&false;&false;&false;&null;&null;&null; See also variant_and, variant_or. &reference.com.variant-arith;