24 Iterators library [iterators]

24.5 Iterator adaptors [predef.iterators]

24.5.2 Insert iterators [insert.iterators]

24.5.2.3 Class template front_insert_iterator [front.insert.iterator]

24.5.2.3.2 Operations [front.insert.iter.ops]

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