std::experimental::filesystem::path::root_path

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Technical specifications
Filesystem library (filesystem TS)
Library fundamentals (library fundamentals TS)
Library fundamentals 2 (library fundamentals 2 TS)
Extensions for parallelism (parallelism TS)
Extensions for parallelism 2 (parallelism TS v2)
Extensions for concurrency (concurrency TS)
Concepts (concepts TS)
Ranges (ranges TS)
Special mathematical functions (special math TR)
 
 
 
path root_path() const;
(filesystem TS)

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

Effectively, returns the following: root_name() / root_directory()

Parameters

(none)

Return value

The root path of the path.

Exceptions

(none)

Example

#include <iostream>
#include <experimental/filesystem>
namespace fs = std::experimental::filesystem;
 
int main()
{
    std::cout << "Current root path is: " << fs::current_path().root_path() << '\n';
}

Possible output:

Current root path is: "C:\"

See also

returns the root-name of the path, if present
(public member function)
returns the root directory of the path, if present
(public member function)