std::experimental::filesystem::path::clear

 

C++

编译器支持

独立和宿主

语言

标准库

标准库头文件

命名需求

功能测试宏 (C++20)

语言支持库

概念库 (C++20)

元编程库 (C++11)

诊断库

通用实用程序库

字符串库

容器库

迭代器库

范围库 (C++20)

算法库

数值库

本地化库

输入/输出库

文件系统库 (C++17)

正则表达式库 (C++11)

并发支持库 (C++11)

执行支持库 (C++26)

技术规范

符号索引

外部库

 

实验性

技术规范

文件系统库 (文件系统 TS)

库基础 (库基础 TS)

库基础 2 (库基础 TS v2)

库基础 3 (库基础 TS v3)

并行扩展 (并行 TS)

并行扩展 2 (并行 TS v2)

并发扩展 (并发 TS)

并发扩展 2 (并发 TS v2)

概念 (概念 TS)

范围 (范围 TS)

反射 (反射 TS)

数学特殊函数 (特殊函数 TR)

实验性非 TS

模式匹配

线性代数

std::execution

契约

2D 图形

 

文件系统库

类
filesystem::path filesystem::filesystem_error filesystem::directory_entry filesystem::directory_iterator filesystem::recursive_directory_iterator filesystem::file_status	filesystem::space_info filesystem::file_type filesystem::perms filesystem::copy_options filesystem::directory_options filesystem::file_time_type
函数
filesystem::absolute filesystem::system_complete filesystem::canonical filesystem::copy filesystem::copy_file filesystem::copy_symlink filesystem::create_directory filesystem::create_directories filesystem::create_hard_link filesystem::create_symlink filesystem::create_directory_symlink filesystem::current_path filesystem::exists filesystem::equivalent	filesystem::file_size filesystem::hard_link_count filesystem::last_write_time filesystem::permissions filesystem::read_symlink filesystem::remove filesystem::remove_all filesystem::rename filesystem::resize_file filesystem::space filesystem::status filesystem::symlink_status filesystem::temp_directory_path
文件类型
filesystem::is_block_file filesystem::is_character_file filesystem::is_directory filesystem::is_empty filesystem::status_known	filesystem::is_fifo filesystem::is_other filesystem::is_regular_file filesystem::is_socket filesystem::is_symlink

 

path

成员函数
path::path path::~path path::operator= path::assign path::appendoperator /= path::concatoperator += path::clear path::make_preferred path::remove_filename path::replace_filename path::replace_extension path::swap path::compare	path::c_strpath::nativeoperator string_type path::stringpath::u8stringpath::u16stringpath::u32stringpath::wstring path::generic_stringpath::generic_u8stringpath::generic_u16stringpath::generic_u32stringpath::generic_wstring path::beginpath::end
路径分解
path::root_name path::root_directory path::root_path path::relative_path path::parent_path path::filename path::stem path::extension path::empty	path::has_root_pathpath::has_root_namepath::has_root_directorypath::has_relative_pathpath::has_parent_pathpath::has_filenamepath::has_stempath::has_extension path::is_absolutepath::is_relative
非成员函数
swap(path)
operator==operator!=operator<operator<=operator>operator>=
operator/
operator<<operator>>
u8path

 

void clear();		(文件系统 TS)

清除存储的路径名。 调用后，empty() 为 true。

参数

(无)

返回值

(无)

异常

noexcept 规范：  

noexcept