Varianti

    std::basic_istream::gcount

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    <metanoindex/>

     
    C++
     
    Ingresso / libreria di output
    I / O manipolatori
    C-style I / O
    Buffer
    Original:
    Buffers
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    basic_streambuf
    basic_filebuf
    basic_stringbuf
    strstreambuf(deprecato)
    Streams
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    Streams
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    Astrazioni
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    Abstractions
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    ios_base
    basic_ios
    basic_istream
    basic_ostream
    basic_iostream
    File I / O
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    File I/O
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    basic_ifstream
    basic_ofstream
    basic_fstream
    String I / O
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    String I/O
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    basic_istringstream
    basic_ostringstream
    basic_stringstream
    Array I / O
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    Array I/O
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    istrstream(deprecato)
    ostrstream(deprecato)
    strstream(deprecato)
    Tipi
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    Types
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    streamoff
    streamsize
    fpos
    Errore categoria interfaccia
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    Error category interface
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    iostream_category(C++11)
    io_errc(C++11)
     
    std::basic_istream
    Gli oggetti globali
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    Global objects
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    cin
    wcin
    Membri funzioni
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    Member functions
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    basic_istream::basic_istream
    basic_istream::~basic_istream
    basic_istream::operator=(C++11)
    Ingresso formattato
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    Formatted input
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    basic_istream::operator>>
    Ingresso non formattato
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    Unformatted input
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    basic_istream::get
    basic_istream::peek
    basic_istream::unget
    basic_istream::putback
    basic_istream::getline
    basic_istream::ignore
    basic_istream::read
    basic_istream::readsome
    basic_istream::gcount
    Posizionamento
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    Positioning
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    basic_istream::tellg
    basic_istream::seekg
    Varie
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    Miscellaneous
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    basic_istream::sync
    basic_istream::swap(C++11)
    Membri classi
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    Member classes
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    basic_istream::sentry
    Non membri funzioni
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    Non-member functions
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    operator>>(std::basic_istream)
     
    <tbody> </tbody>
    std::streamsize gcount() const;
    Restituisce il numero di caratteri estratti dall'ultima operazione di input non formattato.
    Original:
    Returns the number of characters extracted by the last unformatted input operation.
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    Le seguenti funzioni membro di basic_istream modificare il valore di chiamate gcount() successive:
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    The following member functions of basic_istream change the value of subsequent gcount() calls:
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    Le seguenti funzioni gcount() impostato a zero:
    Original:
    The following functions set gcount() to zero:
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    Parametri

    (Nessuno)
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    (none)
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    Valore di ritorno

    numero di caratteri estratti dall'ultima operazione di input non formattato
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    number of characters extracted by the last unformatted input operation
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    Esempio

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