variant_or Performs a logical disjunction on two variants mixedvariant_or mixedleft mixedright Performs a bitwise OR operation, according to the following truth table; note that this is slightly different from a regular OR operation. If left is If right is then the result is &true;&true;&true;&true;&false;&true;&true;&null;&true;&false;&true;&true;&false;&false;&false;&false;&null;&null;&null;&true;&true;&null;&false;&null;&null;&null;&null; See also variant_and, variant_xor. &reference.com.variant-arith;