Varianti

    std::basic_ios::narrow

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    <metanoindex/>

     
    C++
     
    Ingresso / libreria di output
    I / O manipolatori
    C-style I / O
    Buffer
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    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_ios
    Membri funzioni
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    Member functions
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    basic_ios::basic_ios
    basic_ios::~basic_ios
    Le funzioni dello Stato
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    State functions
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    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
    Formattazione
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    Formatting
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    basic_ios::copyfmt
    basic_ios::fill
    Varie
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    Miscellaneous
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    basic_ios::exceptions
    basic_ios::imbue
    basic_ios::rdbuf
    basic_ios::tie
    basic_ios::narrow
    basic_ios::widen
    Protetto funzioni membro
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    Protected member functions
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    basic_ios::init
    basic_ios::move
    basic_ios::swap
    basic_ios::set_rdbuf
     
    <tbody> </tbody>
    char narrow( char_type c, char dfault ) const;
    Converte una corrente specifica delle impostazioni locali c carattere situato a norma equivalente. Il risultato viene convertito da char_type a char se necessario. Se la conversione non può essere eseguita, la funzione restituisce dfault.
    Original:
    Converts a current locale-specific character c to its standard equivalent. The result is converted from char_type to char if needed. If no conversion can be performed, the function returns dfault.
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    Chiama efficacemente std::use_facet< std::ctype<char_type> >(getloc()).narrow(c, dfault);.
    Original:
    Effectively calls std::use_facet< std::ctype<char_type> >(getloc()).narrow(c, dfault);.
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    Parametri

    c -
    carattere da convertire
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    character to convert
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    dfault -
    carattere da restituire se la conversione non è riuscita
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    character to return if the conversion was unsuccessful
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    Valore di ritorno

    Carattere convertito nel suo equivalente standard e poi a char. dfault viene restituito se la conversione non riesce.
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    Character converted to its standard equivalent and then to char. dfault is returned if the conversion fails.
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    Vedi anche

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