std::regex_traits

template< class CharT > class regex_traits;

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(since C++11)

char_type

CharT

string_type

std::basic_string<CharT>

locale_type

The locale used for localized behavior in the regular expression. Must be CopyConstructible

char_class_type

Represents a character classification and is capable of holding an implementation specific set returned by lookup_classname. Must be a BitmaskType.

length static

calculates the length of a null-terminated character string (public static member function)

translate

determines the equivalence key for a character (public member function)

translate_nocase

determines the case-insensitive equivalence key for a character (public member function)

transform

determines the sort key for the given string, used to provide collation order (public member function)

transform_primary

determines the primary sort key for the character sequence, used to determine equivalence class (public member function)

lookup_collatename

gets a collation element by name (public member function)

lookup_classname

gets a character class by name (public member function)

isctype

indicates membership in a localized character class (public member function)

value

translates the character representing a numeric digit into an integral value (public member function)

imbue

sets the locale (public member function)

getloc

gets the locale (public member function)