ostream_iterator(ostream_type& s);
Effects:
Initializes out_stream with addressof(s) and
delim with null.
ostream_iterator(ostream_type& s, const charT* delimiter);
Effects:
Initializes out_stream with addressof(s) and
delim with delimiter.
ostream_iterator(const ostream_iterator& x);
Effects:
Constructs a copy of x.
~ostream_iterator();
Effects:
The iterator is destroyed.