<Clauses [strings], [localization], [input.output], and [re]>
any object which,
when treated sequentially,
can represent text
[ Note:
The term does not mean only
char,
char16_t,
char32_t,
and
wchar_t
objects,
but any value that can be represented by a type
that provides the definitions specified in these Clauses.
— end note ]