25 Iterators library [iterators]

25.5 Iterator adaptors [predef.iterators]

25.5.2 Insert iterators [insert.iterators]

25.5.2.3 Class template front_insert_iterator [front.insert.iterator]

🔗
namespace std { template<class Container> class front_insert_iterator { protected: Container* container; public: using iterator_category = output_iterator_tag; using value_type = void; using difference_type = ptrdiff_t; using pointer = void; using reference = void; using container_type = Container; constexpr explicit front_insert_iterator(Container& x); constexpr front_insert_iterator& operator=(const typename Container::value_type& value); constexpr front_insert_iterator& operator=(typename Container::value_type&& value); constexpr front_insert_iterator& operator*(); constexpr front_insert_iterator& operator++(); constexpr front_insert_iterator operator++(int); }; }

25.5.2.3.1 Operations [front.insert.iter.ops]

🔗
constexpr explicit front_insert_iterator(Container& x);
1
#
Effects: Initializes container with addressof(x).
🔗
constexpr front_insert_iterator& operator=(const typename Container::value_type& value);
2
#
Effects: As if by: container->push_front(value);
3
#
Returns: *this.
🔗
constexpr front_insert_iterator& operator=(typename Container::value_type&& value);
4
#
Effects: As if by: container->push_front(std​::​move(value));
5
#
Returns: *this.
🔗
constexpr front_insert_iterator& operator*();
6
#
Returns: *this.
🔗
constexpr front_insert_iterator& operator++(); constexpr front_insert_iterator operator++(int);
7
#
Returns: *this.

25.5.2.3.2 front_inserter [front.inserter]

🔗
template<class Container> constexpr front_insert_iterator<Container> front_inserter(Container& x);
1
#
Returns: front_insert_iterator<Container>(x).