27 Iterators library [iterators]

27.5 Iterator adaptors [predef.iterators]

27.5.2 Insert iterators [insert.iterators]

27.5.2.2 back_­insert_­iterator operations [back.insert.iter.ops]

27.5.2.2.5 back_­inserter [back.inserter]

template <class Container> back_insert_iterator<Container> back_inserter(Container& x);