std::experimental::filesystem::filesystem_error

 

C++

编译器支持

独立式和宿主式

语言

标准库

标准库头文件

具名要求

特性测试宏 (C++20)

语言支持库

概念库 (C++20)

诊断库

内存管理库

元编程库 (C++11)

通用工具库

容器库

迭代器库

范围库 (C++20)

算法库

字符串库

文本处理库

数值库

日期和时间库

输入/输出库

文件系统库 (C++17)

并发支持库 (C++11)

执行控制库 (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 (filesystem TS)

库基础 (library fundamentals TS)

库基础 2 (library fundamentals TS v2)

库基础 3 (library fundamentals TS v3)

并行性扩展 (parallelism TS)

并行性扩展 2 (parallelism TS v2)

并发性扩展 (concurrency TS)

并发性扩展 2 (concurrency TS v2)

概念 (concepts TS)

范围 (ranges TS)

反射 (reflection TS)

数学特殊函数 (special functions 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

 

定义于头文件 <experimental/filesystem>
class filesystem_error;		(文件系统 TS)

当遇到错误时抛出的异常类型。

继承关系图

成员函数

(构造函数)	构造错误对象 (public member function)
path1path2	返回导致错误的操作中涉及的路径 (public member function)
what	返回解释性字符串 (public member function)