std::locale__Impl3

Friends

struct __use_cache
template<typename _Facet> bool has_facet (const locale &) throw ()
class locale
class locale::facet
template<typename _Facet> const _Facet & use_facet (const locale &)

bool has_facet (const locale & __loc) throw () [friend]

Test for the presence of a facet.

has_facet tests the locale argument for the presence of the facet type provided as the template parameter. Facets derived from the facet parameter will also return true.

Parameters:

Returns:

Definition at line 88 of file locale_facets.tcc.

const _Facet& use_facet (const locale & __loc) [friend]

Return a facet.

use_facet looks for and returns a reference to a facet of type Facet where Facet is the template parameter. If has_facet(locale) is true, there is a suitable facet to return. It throws std::bad_cast if the locale doesn't contain a facet of type Facet.

Parameters:

Returns:

Exceptions:

Definition at line 110 of file locale_facets.tcc.