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std::filesy...ve_filename(3) C++ Standard Libary std::filesy...ve_filename(3) NAME std::filesystem::path::remove_filename - std::filesystem::path::re- move_filename Synopsis path& remove_filename(); (since C++17) Removes a single generic-format filename component (as returned by filename) from the given generic-format path. After this function completes, has_filename returns false. Parameters (none) Return value *this Exceptions May throw implementation-defined exceptions. Example // Run this code #include <iostream> #include <filesystem> namespace fs = std::filesystem; int main() { fs::path p; std::cout << std::boolalpha << (p = "foo/bar").remove_filename() << '\t' << p.has_file- name() << '\n' << (p = "foo/" ).remove_filename() << '\t' << p.has_file- name() << '\n' << (p = "/foo" ).remove_filename() << '\t' << p.has_file- name() << '\n' << (p = "/" ).remove_filename() << '\t' << p.has_file- name() << '\n' << (p = "" ).remove_filename() << '\t' << p.has_file- name() << '\n' ; } Output: "foo/" false "foo/" false "/" false "/" false "" false See also filename returns the filename path component (public member function) replace_filename replaces the last path component with another path (public member function) has_filename checks if the corresponding path element is not empty (public member function) http://cppreference.com 2022.07.31 std::filesy...ve_filename(3)
NAME | Synopsis | Parameters | Return value | Exceptions | Example | Output: | See also
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