Append the specified string to the specified path using the preferred directory separator if appropriate. Return a reference to path.
Declared in <bsl_filesystem.h>
template<
class t_PATH,
class t_STRING,
int = 0>
requires std::conjunction_v<std::is_base_of<filesystem::path, t_PATH>,
std::is_base_of<bsl::string, t_STRING> >
std::filesystem::path&
operator/=(
t_PATH& path,
t_STRING const& string);