9 Iterators library [iterators]

9.7 Iterator adaptors [iterators.predef]

9.7.2 Insert iterators [iterators.insert]

9.7.2.4 front_insert_iterator operations [front.insert.iter.ops]

9.7.2.4.5 front_inserter [front.inserter]

template <class Container> front_insert_iterator<Container> front_inserter(Container& x);

Returns: front_insert_iterator<Container>(x).