Author: Linux Manual

std::experimental::filesystem::path::is_absolute,is_relative – std::experimental::filesystem::path::is_absolute,is_relative Synopsis bool is_absolute() const; (1) (filesystem TS) bool is_relative() const; (2) (filesystem TS) Checks whether the path is absolute or relative. An absolute path is such that the elements of root_path() uniquely identify a file system location. The first version returns true if the path is absolute, false otherwise; the second version…

std::experimental::filesystem::path::has_… – std::experimental::filesystem::path::has_… Synopsis bool has_root_path() const; (1) (filesystem TS) bool has_root_name() const; (2) (filesystem TS) bool has_root_directory() const; (3) (filesystem TS) bool has_relative_path() const; (4) (filesystem TS) bool has_parent_path() const; (5) (filesystem TS) bool has_filename() const; (6) (filesystem TS) bool has_stem() const; (7) (filesystem TS) bool has_extension() const; (8) (filesystem TS) Checks whether the…

std::experimental::filesystem::path::generic_string,generic_wstring,generic_u8string,… – std::experimental::filesystem::path::generic_string,generic_wstring,generic_u8string,… Synopsis template <class CharT, class Traits = std::char_traits<CharT>, class Alloc = std::allocator<CharT>> (1)(filesystem TS) std::basic_string<CharT, Traits, Alloc> generic_string(const Alloc &a = Alloc()) const; std::string generic_string() const; std::wstring generic_wstring() const; std::string generic_u8string() const; (2)(filesystem TS) std::u16string generic_u16string() const; std::u32string generic_u32string() const; Returns the internal pathname in generic pathname format, converted to specific string…

std::experimental::filesystem::path::filename – std::experimental::filesystem::path::filename Synopsis path filename() const; (filesystem TS) Returns the filename component of the path. Equivalent to empty() ? path() : *–end(). Parameters (none) Return value The filename identified by the path. Exceptions (none) Example // Run this code #include <iostream> #include <experimental/filesystem> namespace fs = std::experimental::filesystem; int main() { std::cout << fs::path("/foo/bar.txt").filename() <<…

std::experimental::filesystem::path::extension – std::experimental::filesystem::path::extension Synopsis path extension() const; (filesystem TS) Returns the extension of the filename component of the path *this. If the filename() component of the path contains a period (.), and is not one of the special filesystem elements dot or dot-dot, then the extension is the substring beginning at the rightmost period (including…

std::experimental::filesystem::path::empty – std::experimental::filesystem::path::empty Synopsis bool empty() const; (filesystem TS) Checks if the path is empty. Parameters (none) Return value true if the path is empty, false otherwise. Exceptions noexcept specification: noexcept See also has_root_path has_root_name has_root_directory checks if the corresponding path element is not empty has_relative_path (public member function) has_parent_path has_filename has_stem has_extension

std::experimental::filesystem::path::concat,std::experimental::filesystem::path::operator+= – std::experimental::filesystem::path::concat,std::experimental::filesystem::path::operator+= Synopsis path &operator+=(const path &p); (1)(filesystem TS) path & operator+=(const string_type &str); (2)(filesystem TS) path & operator+=(const value_type *ptr); (3)(filesystem TS) path & operator+=(value_type x); (4)(filesystem TS) template <class Source> (5)(filesystem TS) path & operator+=(const Source &source); template <class CharT> (6)(filesystem TS) path & operator+=(CharT x); template <class Source> (7)(filesystem TS) path…

std::experimental::filesystem::path::compare – std::experimental::filesystem::path::compare Synopsis int compare(const path &p) const; (1)(filesystem TS) int compare(const string_type &str) const; (2)(filesystem TS) int compare(const value_type *s) const; (3)(filesystem TS) Compares the lexical representations of the path and another path. 1) Returns a value less than, equal to or greater than 0 if the native representation of the path (native())…

std::experimental::filesystem::path::clear – std::experimental::filesystem::path::clear Synopsis void clear(); (filesystem TS) Clears the stored pathname. empty() is true after the call. Parameters (none) Return value (none) Exceptions noexcept specification: noexcept

std::experimental::filesystem::path::c_str,std::experimental::filesystem::path::native,std::experimental::filesystem::path::operatorstring_type() – std::experimental::filesystem::path::c_str,std::experimental::filesystem::path::native,std::experimental::filesystem::path::operatorstring_type() Synopsis const value_type *c_str() const; (1)(filesystem TS) const string_type &native() const; (2)(filesystem TS) operator string_type() const; (3)(filesystem TS) Accesses the native path name as a character string. 1) Equivalent to native().c_str(). 2) Returns the native string representation of the pathname by reference. 3) Returns the native string representation of the pathname by…

std::experimental::filesystem::path::c_str,std::experimental::filesystem::path::native, – std::experimental::filesystem::path::c_str,std::experimental::filesystem::path::native, Synopsis const value_type *c_str() const; (1)(filesystem TS) const string_type &native() const; (2)(filesystem TS) operator string_type() const; (3)(filesystem TS) Accesses the native path name as a character string. 1) Equivalent to native().c_str(). 2) Returns the native string representation of the pathname by reference. 3) Returns the native string representation of the pathname by value. Parameters (none)…

std::experimental::filesystem::path::begin,std::experimental::filesystem::path::end – std::experimental::filesystem::path::begin,std::experimental::filesystem::path::end Synopsis iterator begin() const; (1) (filesystem TS) iterator end() const; (2) (filesystem TS) 1) Returns an iterator to the first element of the path. If the path is empty, the returned iterator is equal to end(). 2) Returns an iterator one past the last element of the path. Dereferencing this iterator is…

std::experimental::filesystem::path::assign – std::experimental::filesystem::path::assign Synopsis template <class Source> (1)(filesystem TS) path &assign(const Source &source); template <class InputIt> (2)(filesystem TS) path &assign(InputIt first, InputIt last); Assigns the contents to the path object. 1) Assigns the range of source.  This section is incomplete 2) Assigns the pathname identified by range [first, last). Parameters source – a range to…

std::experimental::filesystem::path::append, – std::experimental::filesystem::path::append, Synopsis path &operator/=(const path &p); (1)(filesystem TS) template <class Source> (2)(filesystem TS) path & operator/=(const Source &source); template <class Source> (3)(filesystem TS) path &append(const Source &source); template <class InputIt> (4)(filesystem TS) path &append(InputIt first, InputIt last); 1) First, appends the preferred directory separator to this, except if any of the following conditions is…

std::experimental::filesystem::path – std::experimental::filesystem::path Synopsis Defined in header <experimental/filesystem> class path; (filesystem TS) Objects of type path represent paths on a filesystem. Only syntactic aspects of paths are handled: the pathname may represent a non-existing path or even one that is not allowed to exist on the current file system or OS. The path name has…

std::experimental::filesystem::last_write_time – std::experimental::filesystem::last_write_time Synopsis Defined in header<experimental / filesystem> file_time_type last_write_time(const path &p); (1)(filesystem TS) file_time_type last_write_time(const path &p, error_code &ec) void last_write_time(const path &p, file_time_type new_time); (2)(filesystem TS) void last_write_time(const path &p, file_time_type new_time, error_code &ec); 1) Returns the time of the last modification of p, determined as if by accessing the member st_mtime…

std::experimental::filesystem::is_symlink – std::experimental::filesystem::is_symlink Synopsis Defined in header<experimental / filesystem> bool is_symlink(file_status s); (1)(filesystem TS) bool is_symlink(const path &p); (2)(filesystem TS) bool is_symlink(const path &p, error_code &ec); Checks if the given file status or path corresponds to a symbolic link, as if determined by the POSIX S_IFLNK. 1) Equivalent to s.type() == file_type::symlink. 2) Equivalent to…

std::experimental::filesystem::is_socket – std::experimental::filesystem::is_socket Synopsis Defined in header<experimental / filesystem> bool is_socket(file_status s); (1)(filesystem TS) bool is_socket(const path &p); (2)(filesystem TS) bool is_socket(const path &p, error_code &ec); Checks if the given file status or path corresponds to a named IPC socket, as if determined by the POSIX S_IFSOCK. 1) Equivalent to s.type() == file_type::socket. 2) Equivalent…

std::experimental::filesystem::is_regular_file – std::experimental::filesystem::is_regular_file Synopsis Defined in header <experimental/filesystem> bool is_regular_file( file_status s ); (1) (filesystem TS) bool is_regular_file( const path& p ); (2) (filesystem TS) bool is_regular_file( const path& p, error_code& ec ); (3) (filesystem TS) Checks if the given file status or path corresponds to a regular file. 1) Equivalent to s.type() == file_type::regular….

std::experimental::filesystem::is_other – std::experimental::filesystem::is_other Synopsis Defined in header <experimental/filesystem> bool is_other( file_status s ); (1) (filesystem TS) bool is_other( const path& p ); (2) (filesystem TS) bool is_other( const path& p, error_code& ec ); (3) (filesystem TS) Checks if the given file status or path corresponds to a file of type other type. That is, the…