名前空間
変種
操作

std::skipws, std::noskipws

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< cpp‎ | io‎ | manip

 
 
入力/出力ライブラリ
I / Oのマニピュレータ
CスタイルのI / O
バッファ
Original:
Buffers
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basic_streambuf
basic_filebuf
basic_stringbuf
strstreambuf(廃止予定)
ストリーム
Original:
Streams
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抽象化
Original:
Abstractions
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ios_base
basic_ios
basic_istream
basic_ostream
basic_iostream
ファイルI / O
Original:
File I/O
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basic_ifstream
basic_ofstream
basic_fstream
文字列I / O
Original:
String I/O
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basic_istringstream
basic_ostringstream
basic_stringstream
アレイのI / O
Original:
Array I/O
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istrstream(廃止予定)
ostrstream(廃止予定)
strstream(廃止予定)
タイプ
Original:
Types
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streamoff
streamsize
fpos
エラーカテゴリインターフェース
Original:
Error category interface
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iostream_category(C++11)
io_errc(C++11)
 
入力/出力マニピュレータ
浮動小数点の書式
Original:
Floating-point formatting
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整数フォーマット
Original:
Integer formatting
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ブールの書式
Original:
Boolean formatting
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boolalpha
noboolalpha
フィールド幅と塗りつぶしコントロール
Original:
Field width and fill control
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その他の書式
Original:
Other formatting
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空白処理
Original:
Whitespace processing
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skipws
noskipws
出力がフラッシュします
Original:
Output flushing
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ステータスフラグ操作
Original:
Status flags manipulation
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時間とお金のI / O
Original:
Time and money I/O
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get_money(C++11)
get_time(C++11)
put_money(C++11)
put_time(C++11)
 
Defined in header <ios>
std::ios_base& skipws( std::ios_base& str );
(1)
std::ios_base& noskipws( std::ios_base& str );
(2)
有効または書式付き入力関数(デフォルトで有効)で先行して空白のスキップを無効にします。出力には影響がありません.
Original:
Enables or disables skipping of leading whitespace by the formatted input functions (enabled by default). Has no effect on output.
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1)
skipwsを呼び出したかのようにストリームstrstr.setf(std::ios_base::skipws)フラグをイネーブルにします
Original:
enables the skipws flag in the stream str as if by calling str.setf(std::ios_base::skipws)
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2)
skipwsを呼び出したかのようにストリームstrstr.unsetf(std::ios_base::skipws)フラグを無効にします
Original:
disables the skipws flag in the stream str as if by calling str.unsetf(std::ios_base::skipws)
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スキップの空白は、ストリームの吹き込まれたロケールのstd::basic_istream::sentryファセットによって空白として分類された文字を読み取り、破棄std::ctypeのコンストラクタで行われ.
Original:
The whitespace skipping is performed by the constructor of std::basic_istream::sentry, which reads and discards the characters classified as whitespace by the std::ctype facet of the stream's imbued locale.
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これは、I / Oのマニピュレータである、そのようなタイプのout << std::noskipwsのいずれout、またはそのようなタイプの任意のstd::basic_ostreamin >> std::noskipwsためinとして式を持つstd::basic_istreamとして式と呼ばれるかもしれない.
Original:
This is an I/O manipulator, it may be called with an expression such as out << std::noskipws for any out of type std::basic_ostream or with an expression such as in >> std::noskipws for any in of type std::basic_istream.
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目次

[編集] パラメータ

str -
I / Oストリームを参照します
Original:
reference to I/O stream
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[編集] 値を返します

str(操作後のストリームへの参照)
Original:
str (reference to the stream after manipulation)
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[編集]

#include <iostream>
#include <sstream>
int main()
{
    char c1, c2, c3;
    std::istringstream("a b c") >> c1 >> c2 >> c3;
    std::cout << "Default  behavior: c1 = " << c1 << " c2 = " << c2 << " c3 = " << c3 << '\n';
    std::istringstream("a b c") >> std::noskipws >> c1 >> c2 >> c3;
    std::cout << "noskipws behavior: c1 = " << c1 << " c2 = " << c2 << " c3 = " << c3 << '\n';
}

Output:

Default  behavior: c1 = a c2 = b c3 = c
noskipws behavior: c1 = a c2 =   c3 = b

[編集] も参照してください

指定されたios_bas​​eのフラグをクリアします
Original:
clears the specified ios_base flags
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(機能) [edit]
指定されたios_bas​​eのフラグが設定されます
Original:
sets the specified ios_base flags
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(機能) [edit]