If one, and only one, of the expressions evaluates to True, result is True. However, if either expression is
Null, result is also Null. When neither expression is Null, result is determined according to the following table:
If expression1 is
And expression2 is
Then result is
True
True
False
True
False
True
False
True
True
False
False
False
The Xor operator also performs a bitwise comparison of identically positioned bits in two
numeric expressions and sets the corresponding bit in result according to the following table: