Std::filesystem::path::root_directory (3) Linux Manual Page

std::filesystem::path::root_directory – std::filesystem::path::root_directory

Synopsis

path root_directory() const; (since C++17)
Returns the root directory of the generic-format path. If the path (in generic format) does not include root directory, returns path().

Parameters

(none)

Return value

The root directory of the path.

Exceptions

(none)

Example

// Run this code

#include <iostream>

#include <filesystem>

namespace fs = std::filesystem;
int main()

{
    fs::path p = fs::current_path();
    std::cout << "The current path " << p << " decomposes into:\n"
              << "root name " << p.root_name() << '\n'
              << "root directory " << p.root_directory() << '\n'
              << "relative path " << p.relative_path() << '\n';
}

Possible output:

  The current path "C:\Users\abcdef\Local Settings\temp" decomposes into:
  root name "C:"
  root directory "\"
  relative path "Users\abcdef\Local Settings\temp"

std::filesystem::path::root_directory (3) Linux Manual Page