Standard library header <experimental/filesystem>

 

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Filesystem library (C++17)

Technical Specifications

 

Standard Library header files

Language Support
<cstddef> <limits> <climits>	<cfloat> <cstdint> <new>	<typeinfo> <exception> <initializer_list>	<csignal> <csetjmp> <cstdarg>
Diagnostics
<stdexcept>	<cassert>	<cerrno>	<system_error>
General utilities
<utility> <memory> <memory_resource> <scoped_allocator>	<tuple> <optional> <any> <variant>	<bitset> <functional> <type_traits> <ratio>	<chrono> <ctime> <typeindex> <cstdlib>
Strings
<string> <string_view>	<cctype> <cwctype>	<cwchar> <cuchar>	<cstring>
Localization
<locale>	<codecvt>	<clocale>
Containers
<array> <deque> <vector>	<forward_list> <list>	<map> <set> <queue>	<unordered_map> <unordered_set> <stack>
Iterators
<iterator>
Algorithms
<algorithm>	<execution_policy>
Numerics
<complex> <random>	<valarray> <numeric>	<cfenv> <cmath>
Input/Output
<iosfwd> <iostream> <ios>	<streambuf> <istream> <ostream>	<iomanip> <sstream> <fstream>	<filesystem> <cstdio> <cinttypes>
Regular expressions
<regex>
Thread support
<thread> <atomic>	<mutex> <shared_mutex>	<condition_variable> <future>
C compatibility
<ciso646> <cstdalign>	<cstdbool> <ccomplex>	<ctgmath>

 

This header is part of the filesystem library.

Template:cpp/experimental/fs/path/dsc hash value

Defined in inline namespace std::experimental::filesystem::v1
Classes
path	represents a path (class)
filesystem_error	an exception thrown on file system errors (class)
directory_entry	a directory entry (class)
directory_iterator	an iterator to the contents of the directory (class)
recursive_directory_iterator	an iterator to the contents of a directory and its subdirectories (class)
file_status	represents file type and permissions (class)
space_info	information about free and available space on the filesystem (class)
file_type	the type of a file (enum)
perms	identifies file system permissions (enum)
copy_options	specifies semantics of copy operations (enum)
directory_options	options for iterating directory contents (enum)
file_time_type	represents file time values (typedef)
Functions
swap(std::experimental::filesystem::path)	swaps two paths (function)
operator==operator!=operator<operator<=operator>operator>=	lexicographically compares two paths (function)
operator/	concatenates two paths with a directory separator (function)
operator<<operator>>	performs stream input and output on a path (function)
u8path	creates a path from a UTF-8 encoded source (function)
filesystem::begin(filesystem::directory_iterator)filesystem::end(filesystem::directory_iterator)	range-based for loop support (function)
filesystem::begin(filesystem::recursive_directory_iterator)filesystem::end(filesystem::recursive_directory_iterator)	range-based for loop support (function)
absolutesystem_complete	composes an absolute path converts a path to an absolute path replicating OS-specific behavior (function)
canonical	composes a canonical path (function)
copy	copies files or directories (function)
copy_file	copies file contents (function)
copy_symlink	copies a symbolic link (function)
create_directorycreate_directories	creates new directory (function)
create_hard_link	creates a hard link (function)
create_symlinkcreate_directory_symlink	creates a symbolic link (function)
current_path	return current working directory (function)
exists	checks whether path refers to existing file system object (function)
equivalent	checks whether two paths refer to the same file system object (function)
file_size	returns the size of a file (function)
hard_link_count	returns the number of hard links referring to the specific file (function)
last_write_time	gets or sets the time of the last data modification (function)
permissions	modifies file access permissions (function)
read_symlink	obtains the target of a symbolic link (function)
removeremove_all	removes a file or empty directory removes a file or directory and all its contents, recursively (function)
rename	moves or renames a file or directory (function)
resize_file	changes the size of a regular file by truncation or zero-fill (function)
space	determines available free space on the file system (function)
statussymlink_status	determines file attributes determines file attributes, checking the symlink target (function)
temp_directory_path	returns a directory suitable for temporary files (function)
File types
is_block_file	checks whether the given path refers to block device (function)
is_character_file	checks whether the given path refers to a character device (function)
is_directory	checks whether the given path refers to a directory (function)
is_empty	checks whether the given path refers to an empty file or directory (function)
is_fifo	checks whether the given path refers to a named pipe (function)
is_other	checks whether the argument refers to an other file (function)
is_regular_file	checks whether the argument refers to a regular file (function)
is_socket	checks whether the argument refers to a named IPC socket (function)
is_symlink	checks whether the argument refers to a symbolic link (function)
status_known	checks whether file status is known (function)