Standard C++ Library Class Reference
The class back_insert_iterator is used to insert items at the end of a collection. The
function back_inserter can be used with an iterator inline, to create an instance of a
back_insert_iterator for a particular collection type.
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The class front_insert_iterator is used to insert items at the start of a collection. The
function front_inserter creates an instance of a front_insert_iterator for a particular
collection type.
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An insert_iterator inserts new items into a collection at a location defined by an iterator
supplied to the constructor. Like the other insert iterators, insert_iterator has a helper
function called inserter, which takes a collection and an iterator into that collection, and
creates an instance of the insert_iterator.
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Interface
template <class Container>
class insert_iterator : public output_iterator {
public:
insert_iterator (Container&, typename Container::iterator);
insert_iterator<Container>&
operator= (const typename Container::value_type&);
insert_iterator<Container>& operator* ();
insert_iterator<Container>& operator++ ();
insert_iterator<Container>& operator++ (int);
};
template <class Container>
class back_insert_iterator : public output_iterator {
public:
explicit back_insert_iterator (Container&);
back_insert_iterator<Container>&
operator= (const typename Container::value_type&);
back_insert_iterator<Container>& operator* ();
back_insert_iterator<Container>& operator++ ();
back_insert_iterator<Container> operator++ (int);
};
template <class Container>
class front_insert_iterator : public output_iterator {
public:
explicit front_insert_iterator (Container&);
front_insert_iterator<Container>&
operator= (const typename Container::value_type&);
front_insert_iterator<Container>& operator* ();
front_insert_iterator<Container>& operator++ ();
front_insert_iterator<Container> operator++ (int);