andCombining.
4.4.0 5
and {typespec}*
typespec—a type specifier.
This denotes the set of all objects of the type determined by the intersection of the typespecs.
* is not permitted as an argument.
The type specifiers (and) and t are equivalent. The symbol and is not valid as a type specifier, and, specifically, it is not an abbreviation for (and).