Linux Manuals session 3

std::find,std::find_if,std::find_if_not – std::find,std::find_if,std::find_if_not Synopsis Defined in header<algorithm> template <class InputIt, class T> (until C++ 20) InputIt find(InputIt first, InputIt last, const T &value); template <class InputIt, class T> (since C++ 20) constexpr InputIt find(InputIt first, InputIt last, const T &value); template <class ExecutionPolicy, class ForwardIt, class T> (2)(since C++ 17) ForwardIt find(ExecutionPolicy &&policy, ForwardIt first,…

std::find,std::find_if,std::find_if_not – std::find,std::find_if,std::find_if_not Synopsis Defined in header<algorithm> template <class InputIt, class T> (until C++ 20) InputIt find(InputIt first, InputIt last, const T &value); template <class InputIt, class T> (since C++ 20) constexpr InputIt find(InputIt first, InputIt last, const T &value); template <class ExecutionPolicy, class ForwardIt, class T> (2)(since C++ 17) ForwardIt find(ExecutionPolicy &&policy, ForwardIt first,…

std::find_first_of – std::find_first_of Synopsis Defined in header <algorithm> template< class ForwardIt1, class ForwardIt2 > ForwardIt1 find_first_of( ForwardIt1 first, ForwardIt1 last, (until C++11) ForwardIt2 s_first, ForwardIt2 s_last ); template< class InputIt, class ForwardIt > (since C++11) InputIt find_first_of( InputIt first, InputIt last, (until C++20) ForwardIt s_first, ForwardIt s_last ); template< class InputIt, class ForwardIt > constexpr…

std::find_end – std::find_end Synopsis Defined in header <algorithm> template< class ForwardIt1, class ForwardIt2 > ForwardIt1 find_end( ForwardIt1 first, ForwardIt1 last, (until C++20) ForwardIt2 s_first, ForwardIt2 s_last ); template< class ForwardIt1, class ForwardIt2 > constexpr ForwardIt1 find_end( ForwardIt1 first, ForwardIt1 last, (since C++20) ForwardIt2 s_first, ForwardIt2 s_last ); template< class ExecutionPolicy, class ForwardIt1, class ForwardIt2 >…

std::find,std::find_if,std::find_if_not – std::find,std::find_if,std::find_if_not Synopsis Defined in header<algorithm> template <class InputIt, class T> (until C++ 20) InputIt find(InputIt first, InputIt last, const T &value); template <class InputIt, class T> (since C++ 20) constexpr InputIt find(InputIt first, InputIt last, const T &value); template <class ExecutionPolicy, class ForwardIt, class T> (2)(since C++ 17) ForwardIt find(ExecutionPolicy &&policy, ForwardIt first,…

std::find,std::find_if,std::find_if_not – std::find,std::find_if,std::find_if_not Synopsis Defined in header<algorithm> template <class InputIt, class T> (until C++ 20) InputIt find(InputIt first, InputIt last, const T &value); template <class InputIt, class T> (since C++ 20) constexpr InputIt find(InputIt first, InputIt last, const T &value); template <class ExecutionPolicy, class ForwardIt, class T> (2)(since C++ 17) ForwardIt find(ExecutionPolicy &&policy, ForwardIt first,…

std::fill_n – std::fill_n Synopsis Defined in header<algorithm> template <class OutputIt, class Size, class T> (until C++ 11) void fill_n(OutputIt first, Size count, const T &value); template <class OutputIt, class Size, class T> (since C++ 11) OutputIt fill_n(OutputIt first, Size count, const T &value); (1)(until C++ 20) template <class OutputIt, class Size, class T> (since C++…

std::fill – std::fill Synopsis Defined in header<algorithm> template <class ForwardIt, class T> (until C++ 20) void fill(ForwardIt first, ForwardIt last, const T &value); template <class ForwardIt, class T> (1)(since C++ 20) constexpr void fill(ForwardIt first, ForwardIt last, const T &value); template <class ExecutionPolicy, class ForwardIt, class T> (2)(since C++ 17) void fill(ExecutionPolicy &&policy, ForwardIt first,…

std::filesystem::u8path – std::filesystem::u8path Synopsis Defined in header <filesystem> template< class Source > (1) (since C++17) path u8path( const Source& source ); (deprecated in C++20) template< class InputIt > (2) (since C++17) path u8path( InputIt first, InputIt last ); (deprecated in C++20) Constructs a path p from a UTF-8 encoded sequence of chars, supplied either as…

std::filesystem::temp_directory_path – std::filesystem::temp_directory_path Synopsis Defined in header <filesystem> path temp_directory_path(); (1) (since C++17) path temp_directory_path( std::error_code& ec ); Returns the directory location suitable for temporary files. Parameters (none) Return value A directory suitable for temporary files. The path is guaranteed to exist and to be a directory. The overload that takes error_code& argument returns an…

std::filesystem::swap(std::filesystem::path) – std::filesystem::swap(std::filesystem::path) Synopsis void swap(path &lhs, path &rhs) noexcept; (since C++ 17) Exchanges the state of lhs with that of rhs. Effectively calls lhs.swap(rhs). Parameters lhs, rhs – paths whose states to swap Return value (none) See also      swaps two paths swap (public member function)

std::filesystem::status_known – std::filesystem::status_known Synopsis Defined in header <filesystem> bool status_known( std::filesystem::file_status s ) noexcept; (1) (since C++17) Checks if the given file status is known, Equivalent to s.type() != file_type::none. Parameters s – file status to check Return value true if the given file status is a known file status. Notes Despite the name, the…

std::filesystem::status,std::filesystem::symlink_status – std::filesystem::status,std::filesystem::symlink_status Synopsis Defined in header<filesystem> std::filesystem::file_status status(const std::filesystem::path &p); std::filesystem::file_status status(const std::filesystem::path &p, (1)(since C++ 17) std::error_code &ec) noexcept; std::filesystem::file_status symlink_status(const std::filesystem::path &p); std::filesystem::file_status symlink_status(const std::filesystem::path &p, (2)(since C++ 17) std::error_code &ec) noexcept; 1) Determines the type and attributes of the filesystem object identified by p as if by POSIX stat (symlinks are…

std::filesystem::space_info – std::filesystem::space_info Synopsis Defined in header<filesystem> struct space_info { std::uintmax_t capacity; std::uintmax_t free; (since C++ 17) std::uintmax_t available; }; Represents the filesystem information as determined by space The members have the following meaning: * capacity — total size of the filesystem, in bytes * free — free space on the filesystem, in bytes *…

std::filesystem::space – std::filesystem::space Synopsis Defined in header<filesystem> std::filesystem::space_info space(const std::filesystem::path &p); std::filesystem::space_info space(const std::filesystem::path &p, (since C++ 17) std::error_code &ec) noexcept; Determines the information about the filesystem on which the pathname p is located, as if by POSIX statvfs Populates and returns an object of type space_info, set from the members of the POSIX struct…

std::filesystem::resize_file – std::filesystem::resize_file Synopsis Defined in header<filesystem> void resize_file(const std::filesystem::path &p, std::uintmax_t new_size); void resize_file(const std::filesystem::path &p, (since C++ 17) std::uintmax_t new_size, std::error_code &ec) noexcept; Changes the size of the regular file named by p as if by POSIX truncate: if the file size was previously larger than new_size, the remainder of the file is…

std::filesystem::rename – std::filesystem::rename Synopsis Defined in header<filesystem> void rename(const std::filesystem::path &old_p, const std::filesystem::path &new_p); void rename(const std::filesystem::path &old_p, (since C++ 17) const std::filesystem::path &new_p, std::error_code &ec) noexcept; Moves or renames the filesystem object identified by old_p to new_p as if by the POSIX rename: * If old_p is a non-directory file, then new_p must be…

std::filesystem::remove,std::filesystem::remove_all – std::filesystem::remove,std::filesystem::remove_all Synopsis Defined in header<filesystem> bool remove(const std::filesystem::path &p); (1)(since C++ 17) bool remove(const std::filesystem::path &p, std::error_code &ec) noexcept; std::uintmax_t remove_all(const std::filesystem::path &p); (2)(since C++ 17) std::uintmax_t remove_all(const std::filesystem::path &p, std::error_code &ec); 1) The file or empty directory identified by the path p is deleted as if by the POSIX remove. Symlinks are…

std::filesystem::relative,std::filesystem::proximate – std::filesystem::relative,std::filesystem::proximate Synopsis Defined in header<filesystem> path relative(const std::filesystem::path &p, (1)(since C++ 17) std::error_code &ec); path relative(const std::filesystem::path &p, const std::filesystem::path &base = std::filesystem::current_path()); path relative(const std::filesystem::path &p, (2)(since C++ 17) const std::filesystem::path &base, std::error_code &ec); path proximate(const std::filesystem::path &p, (3)(since C++ 17) std::error_code &ec); path proximate(const std::filesystem::path &p, const std::filesystem::path &base = std::filesystem::current_path());…

std::filesystem::recursive_directory_iterator::recursive_directory_iterator – std::filesystem::recursive_directory_iterator::recursive_directory_iterator Synopsis recursive_directory_iterator() noexcept; (1) (since C++17) recursive_directory_iterator( const recursive_directory_iterator& rhs ); (2) (since C++17) recursive_directory_iterator( recursive_directory_iterator&& rhs ) noexcept; (3) (since C++17) explicit recursive_directory_iterator( const std::filesystem::path& p ); (4) (since C++17) recursive_directory_iterator( const std::filesystem::path& p, (4) (since C++17) std::filesystem::directory_options options ); recursive_directory_iterator( const std::filesystem::path& p, (5) (since C++17) std::filesystem::directory_options options, std::error_code& ec…