std::experimental::filesystem::path::parent_path (3) - Linux Manuals

std::experimental::filesystem::path::parent_path: std::experimental::filesystem::path::parent_path

NAME

std::experimental::filesystem::path::parent_path - std::experimental::filesystem::path::parent_path

Synopsis

path parent_path() const; (filesystem TS)

Returns the path to the parent directory. Returns empty path if empty() or there's only a single element in the path (begin() == --end().
The resulting path is constructed by appending all elements in a range [begin(), --end()) to an empty path.

Parameters

(none)

Return value

The path to the parent directory.

Exceptions

(none)

Example

// Run this code

  #include <iostream>
  #include <experimental/filesystem>
  namespace fs = std::experimental::filesystem;
  int main()
  {
      for(fs::path p : {"/var/tmp/example.txt", "/", "/var/tmp/."})
          std::cout << "The parent path of " << p
                    << " is " << p.parent_path() << '\n';
  }

Possible output:

  The parent path of "/var/tmp/example.txt" is "/var/tmp"
  The parent path of "/" is ""
  The parent path of "/var/tmp/." is "/var/tmp"