This Clause describes components that C++ programs may use to
encapsulate (and therefore be more portable when confronting)
cultural differences.
The locale facility includes internationalization
support for character classification and string collation, numeric,
monetary, and date/time formatting and parsing, and message retrieval.
The following subclauses describe components for
locales themselves, the standard facets, and facilities
from the ISO C library, as summarized in Table 101.