30 Localization library [localization]

30.4 Standard locale categories [locale.categories]

30.4.4 The numeric punctuation facet [facet.numpunct]

30.4.4.2 Class template numpunct_­byname [locale.numpunct.byname]

namespace std { template<class charT> class numpunct_byname : public numpunct<charT> { // this class is specialized for char and wchar_­t. public: using char_type = charT; using string_type = basic_string<charT>; explicit numpunct_byname(const char*, size_t refs = 0); explicit numpunct_byname(const string&, size_t refs = 0); protected: ~numpunct_byname(); }; }