Iterator Tags
Collaboration diagram for Iterator Tags:


struct  std::bidirectional_iterator_tag
struct  std::forward_iterator_tag
struct  std::input_iterator_tag
struct  std::output_iterator_tag
struct  std::random_access_iterator_tag

Detailed Description

These are empty types, used to distinguish different iterators. The distinction is not made by what they contain, but simply by what they are. Different underlying algorithms can then be used based on the different operations supported by different iterator types.