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std::experimental::filesystem::path::root_name(3) C++ Standard Libary std::experimental::filesystem::path::root_name(3)

NAME

std::experimental::filesystem::path::root_name - std::experimental::filesystem::path::root_name

Synopsis


path root_name() const; (filesystem TS)


Returns the root name of the path. If the path does not include root name, returns
path().

Parameters


(none)

Return value


The root name of the path.

Exceptions


May throw implementation-defined exceptions.

Example

// Run this code


#include <iostream>
#include <experimental/filesystem>
namespace fs = std::experimental::filesystem;


int main()
{
std::cout << "Current root name is: " << fs::current_path().root_name() << '\n';
}

Possible output:


Current root name is: "C:"

See also


root_directory returns the root directory of the path, if present
(public member function)
root_path returns the root path of the path, if present
(public member function)

2022.07.31 http://cppreference.com