Class template any_iterator

Boost C++ Libraries

Class template any_iterator

boost::any_iterator

Synopsis

// In header: <boost/iterator/any_iterator.hpp>

template<typename Value, typename CategoryOrTraversal, 
         typename Reference = Value&, typename Difference = std::ptrdiff_t> 
class any_iterator {
public:
  // types
  typedef boost::iterator_category_to_traversal< CategoryOrTraversal >::type Traversal;

  // member classes/structs/unions

  struct disabler {
  };

  struct enabler {
  };

  // construct/copy/destruct
  any_iterator();
  any_iterator(any_iterator const &);
  template<typename WrappedIterator> 
    any_iterator(WrappedIterator const &, unspecified = disabler());
  any_iterator& operator=(any_iterator const &);
  template<typename WrappedIterator> 
    any_iterator& operator=(WrappedIterator const &);
  ~any_iterator();

  // public member functions
  operator const_type_with_const_value_type() const;
  operator const_type_with_non_const_value_type() const;
  template<typename TargetTraversal> 
    operator any_iterator< Value, TargetTraversal, Reference, Difference >() const;

  // private member functions
  Reference dereference() const;
  bool equal(any_iterator const &) const;
  void increment() ;
  void decrement() ;
  void advance(Difference) ;
  Difference distance_to(any_iterator const &) const;
  any_iterator & swap(any_iterator &) ;
  unspecified make_traversal_converted_version(boost::incrementable_traversal_tag *) const;
  unspecified make_traversal_converted_version(boost::single_pass_traversal_tag *) const;
  unspecified make_traversal_converted_version(boost::forward_traversal_tag *) const;
  unspecified make_traversal_converted_version(boost::bidirectional_traversal_tag *) const;
};

Description

`any_iterator` public construct/copy/destruct

```
any_iterator();
```
```
any_iterator(any_iterator const & rhs);
```

template<typename WrappedIterator> 
  any_iterator(WrappedIterator const & wrapped_iterator, 
               unspecified = disabler());

any_iterator& operator=(any_iterator const & rhs);

template<typename WrappedIterator> 
  any_iterator& operator=(WrappedIterator const & wrapped_iterator);

```
~any_iterator();
```

`any_iterator` public member functions

operator const_type_with_const_value_type() const;

operator const_type_with_non_const_value_type() const;

template<typename TargetTraversal> 
  operator any_iterator< Value, TargetTraversal, Reference, Difference >() const;

`any_iterator` private member functions

```
Reference dereference() const;
```

bool equal(any_iterator const & rhs) const;

```
void increment() ;
```
```
void decrement() ;
```
```
void advance(Difference n) ;
```

Difference distance_to(any_iterator const & other) const;

any_iterator & swap(any_iterator & other) ;

unspecified make_traversal_converted_version(boost::incrementable_traversal_tag * funcSelector) const;

unspecified make_traversal_converted_version(boost::single_pass_traversal_tag * funcSelector) const;

unspecified make_traversal_converted_version(boost::forward_traversal_tag * funcSelector) const;

unspecified make_traversal_converted_version(boost::bidirectional_traversal_tag * funcSelector) const;