regex_traits< char > Class Template Reference

Inheritance diagram for regex_traits< char >:

Public Member Functions
int	value (char _Ch, int _Base) const
Public Member Functions inherited from _Regex_traits< char >
	_Regex_traits ()
	_Regex_traits (const _Myt &_Right)
_Myt &	operator= (const _Myt &_Right)
char	translate (char_Ch) const
char	translate_nocase (char_Ch) const
string_type	transform (_FwdIt _First, _FwdIt _Last) const
string_type	transform_primary (_FwdIt _First, _FwdIt _Last) const
bool	isctype (char_Ch, char_class_type _Fx) const
char_class_type	lookup_classname (_Iter _First, _Iter _Last, bool _Icase=false) const
string_type	lookup_collatename (_FwdIt _First, _FwdIt _Last) const
locale_type	imbue (locale_type _Lx)
locale_type	getloc () const
const collate< char > *	_Getcoll () const
const ctype< char > *	_Getctype () const

Additional Inherited Members
Public Types inherited from _Regex_traits< char >
typedef make_unsigned< char >::type	_Uelem
typedef _Regex_traits< char >	_Myt
typedef char	char_type
typedef size_t	size_type
typedef basic_string< char >	string_type
typedef locale	locale_type
Public Types inherited from _Regex_traits_base
enum	_Char_class_type {   _Ch_none = 0, _Ch_alnum = ctype_base::alnum, _Ch_alpha = ctype_base::alpha, _Ch_cntrl = ctype_base::cntrl,   _Ch_digit = ctype_base::digit, _Ch_graph = ctype_base::graph, _Ch_lower = ctype_base::lower, _Ch_print = ctype_base::print,   _Ch_punct = ctype_base::punct, _Ch_space = ctype_base::space, _Ch_upper = ctype_base::upper, _Ch_xdigit = ctype_base::xdigit,   _Ch_blank = ctype_base::blank }
typedef ctype_base::mask	char_class_type
Static Public Member Functions inherited from _Regex_traits< char >
static size_type	length (const char *_Str)

Member Function Documentation

int regex_traits< char >::value ( char  _Ch, int  _Base  ) const

inline

        {   // map character value to numeric value
        if ((_Base != 8 && '0' <= _Ch && _Ch <= '9')
            || (_Base == 8 && '0' <= _Ch && _Ch <= '7'))
            return (_Ch - '0');
        else if (_Base != 16)
            ;
        else if ('a' <= _Ch && _Ch <= 'f')
            return (_Ch - 'a' + 10);
        else if ('A' <= _Ch && _Ch <= 'F')
            return (_Ch - 'A' + 10);
        return (-1);
        }

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The documentation for this class was generated from the following file:

• VS2015/inc/regex