template <class charT> class numpunct_byname;
explicit numpunct_byname (const char* std_name, size_t refs = 0);
12
explicit numpunct_byname (const char* std_name, size_t refs = 0); explicit numpunct_byname (const string& std_name, size_t refs = 0);
"C"
""
numpunct_byname<char>
numpunct_byname<wchar_t>