glibmm 2.56.0

### - r -

- reference : Glib::Container_Helpers::ArrayHandleIterator< Tr > , Glib::Container_Helpers::ArrayIterator< Tr > , Glib::Container_Helpers::ListHandleIterator< Tr > , Glib::Container_Helpers::ListIterator< Tr > , Glib::Container_Helpers::SListHandleIterator< Tr > , Glib::Container_Helpers::SListIterator< Tr > , Glib::DirIterator , Glib::HelperList< T_Child, T_CppElement, T_Iterator > , Glib::ustring , Glib::ustring_Iterator< T >
- result_type : Glib::Markup::AttributeKeyLess
- reverse_iterator : Glib::HelperList< T_Child, T_CppElement, T_Iterator > , Glib::ustring