locale_type imbue( locale_type loc );

regex_token_iterator& operator++();

locale_type getloc() const;

Defined in header

basic_regex(); (1)

Defined in header

flag_type flags() const;

difference_type length( size_type n = 0 ) const;

difference_type position( size_type n = 0 ) const;

size_type size() const;