Varianti

    std::make_error_condition(std::io_errc)

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    < cpp | io | io errc

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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
    Original:
    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
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    Errore categoria interfaccia
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    Error category interface
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    iostream_category(C++11)
    io_errc(C++11)
     
    std::io_errc
    Helper classi
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    Helper classes
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    is_error_code_enum<std::io_errc>
    Helper funzioni
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    Helper functions
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    make_error_code(std::io_errc)
    make_error_condition(std::io_errc)
     
    <tbody> </tbody>
    Elemento definito nell'header <ios>
    std::error_condition make_error_condition( std::io_errc e );
    		 (dal C++11)

    Constructs an std::error_condition object from a value of type std::io_errc as if by return std::error_condition(static_cast<int>(e), std::iostream_category()).

    Parametri

    e -
    Errore di numero di codice
    Original:
    error code number
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    Valore di ritorno

    Un valore di tipo std::error_condition che contiene il numero di codice di errore da e associata alla categoria di errore "iostream".
    Original:
    A value of type std::error_condition that holds the error code number from e associated with the error category "iostream".
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    Esempio

    #include <iostream>
#include <system_error>
int main()
{
    std::error_condition ec  = std::make_error_condition(std::io_errc::stream);
    std::cout << "error condition for io_errc::stream has value " << ec.value()
              << "\nand message \"" << ec.message() << "\"\n";
}

    Output: 

    error condition for io_errc::stream has value 1
and message "unspecified iostream_category error"

    Vedi anche

    (C++11)
    crea un oggetto condizione di errore di error_category specificato
    Original:
    creates an error condition object of specified error_category
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    (funzione) [modifica]
    (C++11)
    contiene un codice di errore portatile
    Original:
    holds a portable error code
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    (classe) [modifica]
    (C++11)
    il flusso IO codici di errore
    Original:
    the IO stream error codes
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    (enum) [modifica]