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std::basic_streambuf::showmanyc

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< cpp‎ | io‎ | basic streambuf

 
 
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)
 
std::basic_streambuf
パブリックメンバ関数
Original:
Public member functions
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basic_streambuf::~basic_streambuf
ロケール
Original:
Locales
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basic_streambuf::pubimbue
basic_streambuf::getloc
ポジショニング
Original:
Positioning
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basic_streambuf::pubsetbuf
basic_streambuf::pubseekoff
basic_streambuf::pubseekpos
basic_streambuf::pubsync
領域を取得します
Original:
Get area
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basic_streambuf::in_avail
basic_streambuf::snextc
basic_streambuf::sbumpc
basic_streambuf::sgetc
basic_streambuf::sgetn
エリアを入れてください
Original:
Put area
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basic_streambuf::sputc
basic_streambuf::sputn
プット
Original:
Putback
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basic_streambuf::sputbackc
basic_streambuf::sungetc
メンバ関数を保護しました
Original:
Protected member functions
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basic_streambuf::basic_streambuf
basic_streambuf::operator=(C++11)
basic_streambuf::swap(C++11)
ロケール
Original:
Locales
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basic_streambuf::imbue
ポジショニング
Original:
Positioning
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basic_streambuf::setbuf
basic_streambuf::seekoff
basic_streambuf::seekpos
basic_streambuf::sync
領域を取得します
Original:
Get area
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basic_streambuf::showmanyc
basic_streambuf::underflow
basic_streambuf::uflow
basic_streambuf::xsgetn
basic_streambuf::eback
basic_streambuf::gptr
basic_streambuf::egptr
basic_streambuf::gbump
basic_streambuf::setg
エリアを入れてください
Original:
Put area
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basic_streambuf::xsputn
basic_streambuf::overflow
basic_streambuf::pbase
basic_streambuf::pptr
basic_streambuf::epptr
basic_streambuf::pbump
basic_streambuf::setp
プット
Original:
Putback
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basic_streambuf::pbackfail
 
protected:
std::streamsize showmanyc();
関連文字シーケンスの入力に使用できる文字の数が推定している。 underflow()は、少なくとも多くの文字が抽出されるまでtraits::eof()を返さないことが保証されて.
Original:
Estimates the number of characters available for input in the associated character sequence. underflow() is guaranteed not to return traits::eof() until at least that many characters are extracted.
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目次

[編集] パラメータ

(なし)
Original:
(none)
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[編集] 値を返します

シーケンスで使用可能な文字の数、または何も文字が使用できない場合-1。その場合、underflow()uflow()は失敗するでしょう.
Original:
The number of characters available in the sequence, or -1 if no characters are available. In that case, underflow() and uflow() will fail.
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基本クラスのバージョンを返し0.
Original:
The base class version returns 0.
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[編集]

[編集] も参照してください

get領域で直ちに利用可能な文字数を取得します
Original:
obtains the number of characters immediately available in the get area
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(パブリックメンバ関数) [edit]
[仮想]
オプションで、ファイルからの入力に使用できる文字の数を提供します
Original:
optionally provides the number of characters available for input from the file
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(仮想protectedメンバ関数of std::basic_filebuf) [edit]