30 Input/output library [input.output]

30.11 File systems [filesystems]

30.11.7 Class path [fs.class.path]

30.11.7.6 path non-member functions [fs.path.nonmember]

30.11.7.6.1 path inserter and extractor [fs.path.io]

template<class charT, class traits> basic_ostream<charT, traits>& operator<<(basic_ostream<charT, traits>& os, const path& p);
Effects: Equivalent to os << quoted(p.string<charT, traits>()).
[Note
:
The quoted function is described in [quoted.manip].
end note
]
Returns: os.
template<class charT, class traits> basic_istream<charT, traits>& operator>>(basic_istream<charT, traits>& is, path& p);
Effects: Equivalent to:
basic_string<charT, traits> tmp;
is >> quoted(tmp);
p = tmp;
Returns: is.