9 Iterators library [iterators]

9.8.2.2 ostream_iterator operations [ostream.iterator.ops]

ostream_iterator& operator=(const T& value);

*out_stream << value;
if(delim != nullptr)
  *out_stream << delim;
return *this;

ostream_iterator& operator*();

ostream_iterator& operator++(); ostream_iterator& operator++(int);