std::basic_ios

 

C++

语言

概念

实用工具库

字符串库

集装箱库

算法库

迭代器库

Numerics库

输入/输出库

本地化库

正则表达式库 （C++11）

原子操作库 （C++11）

线程的支持库 （C++11）

 

输入/输出库

I / O操纵

C-风格的I / O

缓冲区 Original: Buffers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_streambuf

basic_filebuf

basic_stringbuf

strstreambuf （过时了）

流 Original: Streams The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

抽象 Original: Abstractions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

ios_base

basic_ios

basic_istream

basic_ostream

basic_iostream

文件I / O Original: File I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_ifstream

basic_ofstream

basic_fstream

字符串I / O Original: String I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_istringstream

basic_ostringstream

basic_stringstream

阵列的I / O Original: Array I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

istrstream （过时了）

ostrstream （过时了）

strstream （过时了）

类型 Original: Types The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

streamoff

streamsize

fpos

Error类的接口 Original: Error category interface The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

iostream_category （C++11）

io_errc （C++11）

 

std::basic_ios

成员函数 Original: Member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_ios::basic_ios

basic_ios::~basic_ios

国家职能 Original: State functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_ios::good

basic_ios::eof

basic_ios::fail

basic_ios::bad

basic_ios::operator!

basic_ios::operator bool

basic_ios::rdstate

basic_ios::setstate

basic_ios::clear

格式化 Original: Formatting The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_ios::copyfmt

basic_ios::fill

杂项 Original: Miscellaneous The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_ios::exceptions

basic_ios::imbue

basic_ios::rdbuf

basic_ios::tie

basic_ios::narrow

basic_ios::widen

受保护的成员函数 Original: Protected member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_ios::init

basic_ios::move

basic_ios::swap

basic_ios::set_rdbuf

 

Defined in header <ios>
template<     class CharT,     class Traits = std::char_traits<CharT> > class basic_ios;

类basic_ios提供的设施basic_streambuf接口的对象的接口。几个basic_ios对象可以指一个实际basic_streambuf对象。字符类型相关的格式化标志和错误状态存储在basic_ios类.

Original:

The class basic_ios provides facilities for interfacing with objects that have basic_streambuf interface. Several basic_ios objects can refer to one actual basic_streambuf object. Character type dependent formatting flags and error state is stored in basic_ios class.

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Inheritance diagram

两个专业还提供了常见的字符类型

Original:

Two specializations for common character types are also provided:

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类型 Original: Type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.	Definition
ios	basic_ios<char>
wios	basic_ios<wchar_t>

会员类型

会员类型 Original: Member type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.	Definition
char_type	CharT
traits_type	Traits
int_type	Traits::int_type
pos_type	Traits::pos_type
off_type	Traits::off_type

公共成员函数

(constructor)	构造对象 Original: constructs the object The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
(destructor)	解构的对象 Original: destructs the object The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
operator=	拷贝赋值运算符将被删除 Original: the copy assignment operator is deleted The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
国家职能 Original: State functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
good	检查，如果没有错误发生，即I / O操作都可以 Original: checks if no error has occurred i.e. I/O operations are available The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
eof	如果最终文件的检查已经达到了 Original: checks if end-of-file has been reached The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
fail	如果已经发生可恢复的错误检查 Original: checks if a recoverable error has occurred The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
bad	检查，如果已经发生了不可恢复的错误 Original: checks if a non-recoverable error has occurred The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
operator!	检查如果有错误发生（代名词fail()） Original: checks if an error has occurred (synonym of fail()) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
operator void* operator bool （至 C++11） （C++11 起）	检查，如果没有发生错误（同义词!fail()） Original: checks if no error has occurred (synonym of !fail()) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
rdstate	返回状态标志 Original: returns state flags The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
setstate	设置状态标志 Original: sets state flags The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
clear	清除错误和EOF标志 Original: clears error and eof flags The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
格式化 Original: Formatting The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
copyfmt	格式化信息的副本 Original: copies formatting information The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
fill	管理的填充字符 Original: manages the fill character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
杂项 Original: Miscellaneous The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
exceptions	manages exception mask （公共成员函数）
imbue	设置语言环境 Original: sets the locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
rdbuf	管理相关的流缓冲 Original: manages associated stream buffer The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
tie	管理绑流 Original: manages tied stream The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
narrow	缩小字符 Original: narrows characters The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数）
widen	widens characters （公共成员函数）

受保护的成员函数

init	初始化一个默认的构造std::basic_ios Original: initializes a default-constructed std::basic_ios The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （受保护的成员函数）
move	从另一个std::basic_ios除了rdbuf Original: moves from another std::basic_ios except for rdbuf The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （受保护的成员函数）
swap	掉期与其他std::basic_ios除了rdbuf Original: swaps with another std::basic_ios except for rdbuf The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （受保护的成员函数）
set_rdbuf	取代了rdbuf不清除其错误状态 Original: replaces the rdbuf without clearing its error state The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （受保护的成员函数）

Inherited from std::ios_base

Member functions

格式化 Original: Formatting The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
flags	管理格式的标志 Original: manages format flags The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数of std::ios_base）
setf	设置特定格式的标志 Original: sets specific format flag The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数of std::ios_base）
unsetf	clears specific format flag （公共成员函数of std::ios_base）
precision	管理小数精度浮点运算 Original: manages decimal precision of floating point operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数of std::ios_base）
width	manages field width （公共成员函数of std::ios_base）
语言环境 Original: Locales The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
imbue	设置场景 Original: sets locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数of std::ios_base）
getloc	返回当前的区域设置 Original: returns current locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数of std::ios_base）
内部可扩展的阵列 Original: Internal extensible array The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
xalloc [静态的] </ SPAN></div></div>	返回一个程序范围内唯一的整数，它是安全使用指数PWORD（）和iword（） Original: returns a program-wide unique integer that is safe to use as index to pword() and iword() The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共静态成员函数of std::ios_base）
iword	调整大小的私人存储，如果必要的，访问long元素在给定的索引 Original: resizes the private storage if necessary and access to the long element at the given index The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数of std::ios_base）
pword	调整大小的私人存储，如果必要的，访问void*元素在给定的索引 Original: resizes the private storage if necessary and access to the void* element at the given index The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员函数of std::ios_base）
杂项 Original: Miscellaneous The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
register_callback	registers event callback function （公共成员函数of std::ios_base）
sync_with_stdio [静态的] </ SPAN></div></div>	C + +和C IO库的设置是否是可互操作的 Original: sets whether C++ and C IO libraries are interoperable The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共静态成员函数of std::ios_base）
会员类别 Original: Member classes The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
failure	流异常 Original: stream exception The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员类of std::ios_base）
Init	标准流对象进行初始化 Original: initializes standard stream objects The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成员类of std::ios_base）

会员类型和常量 Original: Member types and constants The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
类型 Original: Type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.	Explanation
openmode	流开放的模式类型 有以下常量的定义： 常数 Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation app 寻求每次写操作之前的数据流结束 Original: seek to the end of stream before each write The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. binary 打开二进制模式 Original: open in binary mode The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. in 打开阅读 Original: open for reading The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. out 打开写作 Original: open for writing The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. trunc 丢弃打开时的流的内容 Original: discard the contents of the stream when opening The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. ate 寻求到的数据流结束后，立即打开 Original: seek to the end of stream immediately after open The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Original: stream open mode type The following constants are also defined: 常数 Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation app 寻求每次写操作之前的数据流结束 Original: seek to the end of stream before each write The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. binary 打开二进制模式 Original: open in binary mode The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. in 打开阅读 Original: open for reading The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. out 打开写作 Original: open for writing The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. trunc 丢弃打开时的流的内容 Original: discard the contents of the stream when opening The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. ate 寻求到的数据流结束后，立即打开 Original: seek to the end of stream immediately after open The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （的typedef）
fmtflags	格式化标志类型 有以下常量的定义： 常数 Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation dec 使用十进制整数I / O Original: use decimal base for integer I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. oct 使用八进制基地整数I / O Original: use octal base for integer I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. hex 使用16进制整数I / O Original: use hexadecimal base for integer I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. basefield dec|oct|hex|0。用于屏蔽操作 Original: dec|oct|hex|0. Useful for masking operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. left 左调整（填充字符添加到右侧） Original: left adjustment (adds fill characters to the right) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. right 右调整（填充字符添加到左） Original: right adjustment (adds fill characters to the left) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. internal 内部调整（填充字符添加到内部指定的点） Original: internal adjustment (adds fill characters to the internal designated point) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. adjustfield left|right|internal。用于屏蔽操作 Original: left|right|internal. Useful for masking operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. scientific 产生的浮点类型，如果再加上固定用科学记数法，或十六进制记数法 Original: generate floating point types using scientific notation, or hex notation if combined with fixed The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. fixed 产生的浮点类型，使用固定的符号，或十六进制记数法如果与科学相结合 Original: generate floating point types using fixed notation, or hex notation if combined with scientific The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. floatfield scientific|fixed|(scientific|fixed)|0。用于屏蔽操作 Original: scientific|fixed|(scientific|fixed)|0. Useful for masking operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. boolalpha 插入和提取bool类型字母数字格式 Original: insert and extract bool type in alphanumeric format The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. showbase 生成一个的前缀表示数字的整数输出基地，需要的I / O货币的货币指标 Original: generate a prefix indicating the numeric base for integer output, require the currency indicator in monetary I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. showpoint 无条件地为浮点数输出生成一个小数点字符 Original: generate a decimal-point character unconditionally for floating-point number output The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. showpos 生成+字符对于非负的数值输出 Original: generate a + character for non-negative numeric output The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. skipws 一定的输入操作之前，跳过前导空白 Original: skip leading whitespace before certain input operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. unitbuf 冲洗后的输出的每个输出操作 Original: flush the output after each output operation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. uppercase 更换一定的小写字母与他们的uppercase equivalents在一定的输出输出操作 Original: replace certain lowercase letters with their uppercase equivalents in certain output output operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Original: formatting flags type The following constants are also defined: 常数 Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation dec 使用十进制整数I / O Original: use decimal base for integer I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. oct 使用八进制基地整数I / O Original: use octal base for integer I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. hex 使用16进制整数I / O Original: use hexadecimal base for integer I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. basefield dec|oct|hex|0。用于屏蔽操作 Original: dec|oct|hex|0. Useful for masking operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. left 左调整（填充字符添加到右侧） Original: left adjustment (adds fill characters to the right) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. right 右调整（填充字符添加到左） Original: right adjustment (adds fill characters to the left) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. internal 内部调整（填充字符添加到内部指定的点） Original: internal adjustment (adds fill characters to the internal designated point) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. adjustfield left|right|internal。用于屏蔽操作 Original: left|right|internal. Useful for masking operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. scientific 产生的浮点类型，如果再加上固定用科学记数法，或十六进制记数法 Original: generate floating point types using scientific notation, or hex notation if combined with fixed The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. fixed 产生的浮点类型，使用固定的符号，或十六进制记数法如果与科学相结合 Original: generate floating point types using fixed notation, or hex notation if combined with scientific The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. floatfield scientific|fixed|(scientific|fixed)|0。用于屏蔽操作 Original: scientific|fixed|(scientific|fixed)|0. Useful for masking operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. boolalpha 插入和提取bool类型字母数字格式 Original: insert and extract bool type in alphanumeric format The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. showbase 生成一个的前缀表示数字的整数输出基地，需要的I / O货币的货币指标 Original: generate a prefix indicating the numeric base for integer output, require the currency indicator in monetary I/O The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. showpoint 无条件地为浮点数输出生成一个小数点字符 Original: generate a decimal-point character unconditionally for floating-point number output The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. showpos 生成+字符对于非负的数值输出 Original: generate a + character for non-negative numeric output The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. skipws 一定的输入操作之前，跳过前导空白 Original: skip leading whitespace before certain input operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. unitbuf 冲洗后的输出的每个输出操作 Original: flush the output after each output operation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. uppercase 更换一定的小写字母与他们的uppercase equivalents在一定的输出输出操作 Original: replace certain lowercase letters with their uppercase equivalents in certain output output operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （的typedef）
iostate	流类型的状态 有以下常量的定义： 常数 Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation goodbit 没有错误 Original: no error The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. badbit 无法收回的流错误 Original: irrecoverable stream error The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. failbit 输入/输出操作失败，（格式化或提取错误） Original: input/output operation failed (formatting or extraction error) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. eofbit 相关的输入序列中已达到文件结束 Original: associated input sequence has reached end-of-file The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Original: state of the stream type The following constants are also defined: 常数 Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation goodbit 没有错误 Original: no error The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. badbit 无法收回的流错误 Original: irrecoverable stream error The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. failbit 输入/输出操作失败，（格式化或提取错误） Original: input/output operation failed (formatting or extraction error) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. eofbit 相关的输入序列中已达到文件结束 Original: associated input sequence has reached end-of-file The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （的typedef）
seekdir	seeking direction type The following constants are also defined: 常数 Original: Constant The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. Explanation beg 流的开头 Original: the beginning of a stream The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. end 流的结束 Original: the ending of a stream The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. cur 流中的当前位置的位置指示器 Original: the current position of stream position indicator The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （的typedef）
event	指定事件类型 Original: specifies event type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （枚举）
event_callback	回调函数类型 Original: callback function type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （的typedef）

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