29 Input/output library [input.output]

29.11 File systems [filesystems]

29.11.14 Filesystem operation functions [fs.op.funcs]

29.11.14.29 Relative [fs.op.relative]

🔗
path relative(const path& p, error_code& ec);
1
#
Returns: relative(p, current_­path(), ec).
2
#
Throws: As specified in [fs.err.report].
🔗
path relative(const path& p, const path& base = current_path()); path relative(const path& p, const path& base, error_code& ec);
3
#
Returns: For the first form: 
weakly_canonical(p).lexically_relative(weakly_canonical(base));
For the second form: 
weakly_canonical(p, ec).lexically_relative(weakly_canonical(base, ec));
or path() at the first error occurrence, if any.
4
#
Throws: As specified in [fs.err.report].