std::filesystem::path::filename
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< cpp | filesystem | path
C++
Feature test macros (C++20)
Concepts library (C++20)
Metaprogramming library (C++11)
Ranges library (C++20)
Filesystem library (C++17)
Concurrency support library (C++11)
Execution control library (C++26)
std::filesystem::path
path::filename
(until C++20)(until C++20)(until C++20)(until C++20)(until C++20)(C++20)
path filename() const;
(since C++17)
Returns the generic-format filename component of the path.
Equivalent to relative_path().empty() ? path() : *--end().
[edit] Parameters
(none)
[edit] Return value
The filename identified by the path.
[edit] Exceptions
May throw implementation-defined exceptions.
[edit] Example
Run this code
#include <filesystem> #include <iostream> namespace fs = std::filesystem; int main() { std::cout << fs::path("/foo/bar.txt").filename() << '\n' << fs::path("/foo/.bar").filename() << '\n' << fs::path("/foo/bar/").filename() << '\n' << fs::path("/foo/.").filename() << '\n' << fs::path("/foo/..").filename() << '\n' << fs::path(".").filename() << '\n' << fs::path("..").filename() << '\n' << fs::path("/").filename() << '\n' << fs::path("//host").filename() << '\n'; }
Output:
"bar.txt" ".bar" "" "." ".." "." ".." "" "host"
[edit] See also
returns the stem path component (filename without the final extension)
(public member function) [edit]
(public member function) [edit]